The distribution of ages of licensed drivers shopping at the kalish county mall is normally distributed with mean 41 and standard deviation 7. A person will be selected at random. Round your answers to the nearest hundredth.

Answers

Answer 1

According to the given statement 16% is the probability that the person is age 48 or older.

How to interpret a standard deviation?

A metric of a data set's deviation from the mean is referred to as "standard deviation" (or ""). While a high standard deviation indicates that the numbers are more spread, a smaller standard deviation suggests that the data are clustered around the mean.

Briefing:

After calculating the z-score, we will look up the value in the table on page (718–719).

We will employ the equation, to determine the z-score.

z= x−μ / σ

How is x=48

μ=41

σ=7 the z-score is,

z = 48 - 47 /7

z = 7 / 7

z = 1

The value for z=1 in the table is 0.84130, meaning that the region below the curve represents people who are 48 years of age and older. However, we are looking at the area that represents people who are 48 years of age and older, hence,

1−0.8413

=0.1587≈0.16

=16%

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The complete question is-

The distribution of ages of licensed drivers shopping at the Kalish County Mall is normally distributed with mean 41 and standard deviation 7. A person will be selected at random. Round your answers to the nearest hundredth. What is the probability that the person is age 48 or older?


Related Questions

May someone explain this?

Answers

m<A = 112.5

m<B = 67.5

m<C = 67.5

m<D = 112.5

Consider the provided information.

The sum of all interior angle of a polygon is: (n-2)*180

Substitute n = 8.

(8-2)*180 = 1080

Thus, the measure of each angle is:

∠B and ∠C are congruent and their sum is 135°

∠B+∠C=135°

∠B=67.5°

Hence, the m angle B and m angle C is 67.5°.

The sum of all angles of a quadrilateral is 360°.

∠A+∠D+∠B+∠C=360°

∠A+∠D=360°-135°

∠A+∠D=225°

∠A and ∠D are congruent and their sum is 225°

∠A+∠D=225°

∠A=∠D=112.5°

Hence, the m angle A and m angle D is 112.5°.

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Put the following equation in slope-intercept form:
y=1/5x + b

Answers

Answer: y=1/5x + b

Step-by-step explanation:

The slope intercept for the equation is y=mx +b

Your equation is already in the slope-intercept form!

is 40 miles in 3 hours faster then 50 miles in 4 hours

Answers

Answer:

Step-by-step explanation:

To find which one is faster, it would be distance/speed.

40m/3 = 13.33 repeating

50m/4 = 12.5

You would be traveling faster at 40 miles in 3 hours since you are going at 13.33 miles per hour

cos theta = 3/5 and sin theta < 0. Identify the quadrant of the terminal side of theta and
find sin theta

Answers

The angle is in 4th quadrant and the value of [tex]sin\theta[/tex] is -(4/5).

What is Trigonometry ?

One of the most significant areas of mathematics, trigonometry has a wide range of applications. The study of the connection between the sides and angles of the right-angle triangle is essentially the focus of the field of mathematics known as "trigonometry." Therefore, employing trigonometric formulae, functions, or trigonometric identities can be helpful in determining the missing or unknown angles or sides of a right triangle. Angles in trigonometry can be expressed as either degrees or radians.

There are two other sub-branch classifications for trigonometry. The two varieties of trigonometry are as follows:

Plane TrigonometrySpherical Trigonometry

Everything is normal in Quadrant I, and Sine, Cosine, and Tangent are all positive.

However, the x direction is negative and the cosine and tangent become negative in Quadrant II.

Sine and cosine have negative values in Quadrant III.

Sine and tangent are negative in Quadrant IV.

since,

[tex]cos\theta = 3/5 (+ve)\\\ sin\theta\ is\ ( -ve)[/tex].

So the angle is in 4th Quadrant.

we know,

[tex]sin^{2}\theta + cos^{2}\theta = 1[/tex]

⇒ [tex]sin^{2}\theta = 1 - (\frac{3}{5}) ^{2}[/tex]

⇒[tex]sin^{2}\theta = 1 - \frac{9}{25} = \frac{16}{25}[/tex]

⇒ [tex]sin\theta = -\frac{4}{5}[/tex]     (since The angle is in 4th Quadrant)

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Can someone help with this and teach me how?
432x486

Answers

209952 is the value of 432x486

What is Multiplication?

Multiplication is a method of finding the product of two or more numbers

We need to multiply 432 and 486

Steps to follow to find this

1. Line up both your numbers with one on top of the other.

2.Make sure that the places match up for the ones, tens, and hundreds

3. Multiply the top number by the last digit of the second number – the 'ones' unit.

     432

   ×486

___________

     2592

    3456+

   1728++

_____________

   209952

Hence, 209952 is the value of 432x486

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brainliest + ten points to first correct answer! word problem.

A high school soccer team has 18 players. There are 16 years, for juniors, four sophomores, and the rest are freshman. What is the ratio of seniors to freshman?

Answers

                                             Incomplete question

39 is 0.3​% of what​ number? Use pencil and paper. Would you expect the answer to be a lot less than 39​, slightly less than ​39, slightly greater than ​39, or a lot greater than ​39? Explain.

Answers

39 is 0.3​% of 13,000.

What is Algebra?

A branch of mathematics known as algebra deals with symbols and the mathematical operations performed on them.

Variables are the name given to these symbols because they lack set values.

In order to determine the values, these symbols are also subjected to various addition, subtraction, multiplication, and division arithmetic operations.

Given:

let the number be x

So, 0.3% of x= 39

0.3/ 100 x= 39

0.3 x = 3900

x= 3900/ 0.3

x= 13000

Hence, 39 is 0.3​% of 13,000.

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Help me plssssssssssssssssssss

Answers

Answer:

(2,0)

Step-by-step explanation:

5x + 9y = 10

4x -3y = 8  If I multiple this second equation all the way through by 3, then the y's would cancel out when I add the equations together.

12x -9y = 24  multiplied the second equation through by 3

5x + 9y = 10  Add the 2 equations together

17x         = 34  Divide both sides by 14

x = 2

Plug 2 in for x for either of the two original equations and solve for y

5x + 9y = 10

5(2) + 9y = 10

10 + 9y = 10  Subtract 10 from both sides

9y = 0  Divide both sides by 0

y = 0

(2,0)

What is the largest possible product of two positive integers whose sum is 9?

Answers

Answer:

The largest possible product of two positive integers whose sum is 9 is achieved when the two integers are as far apart as possible, which occurs when one integer is the largest possible integer and the other is the smallest possible integer. The largest possible integer is the one that is closest to but less than 9, which is 8, and the smallest possible integer is 1. The product of 8 and 1 is 8, so the largest possible product of two positive integers whose sum is 9 is 8.

Given (x – 7)2 = 36, select the values of x. x = 13 x = 1 x = –29 x = 42

Answers

Option A and B
Substitute x in equation
(13 - 7)^2 = 6^2 = 36.
(1-7)^2 = -6^2 = 36.
Hence value x = 13 and x = 1 is the answer

PLEASE HELP ASAPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP

Answers

Answer: yes

Step-by-step explanation: there’s a pattern of 2, as we can see from the first equation. 5+2 is 7, so therefore the answer is yes.

What is the area of AUVW?
-10 -8
-6
W
-4
V
2
104
B
56
2
0
2 $
-6
-8
-10
U
A
6
6
8
00
10

Answers

The area of ΔUVW is 21 units.

What is the area of the triangle?

The total area bounded by a triangle's three sides is referred to as the triangle's area. In essence, it is equal to 1/2 of the base times the height, or A = 1/2 b x h. As a result, we need to know the triangular polygon's base (b) and height (h) in order to calculate its area.

From given figure we can see that WV is the height of the triangle and WU is the base.

W = (-3, 6), V = (-3, -8) and U = (0, 6).

To find the distance WV and WU by using the distance formula.

[tex]d = \sqrt{(x_2-x_1)^2 + (y_2-y_1)^2}[/tex]

So,

[tex]WV = \sqrt{(-3+3)^2 +(-8-6)^2} = \sqrt{(-14)^2} = 14\\ WU = \sqrt{((0+3)^2+(6-6)^2} = \sqrt{3^2} = 3[/tex]

Hence, the height is 14 units and the base is 3 units.

Area of triangle = 1/2 x base x height

                           = 1/2 x 3 x 14

Area of triangle = 21 units

Hence, the area of ΔUVW is 21 units.

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below.
Enter your answer in the box below.
5432
2 3 4 5

Answers

Answer: 1/-4

Step-by-step explanation:

Find your initial y and x points (-2y and 0x) and then find another point that is equivalent (-1y and -4x) and use m=rise/run = y2-y1/x2/x1 to get your answer of 1/-4

What’s the value of r in the equation -4/3(r+3)= -2

Answers

Answer:

-4 = -6(r+3)

r+3 = 2/3

r = -1/2/3

Answer: -3/2

Why:

First we are going to want to distribute the -4/3 into (r + 3)

This gives us: -4/3r -4 = -2

Next let’s get rid of the denominator of 3 on the fraction -4/3 we can do this by multiplying everything on both sides of the equation by 3

This gives us: -4r - 12 = -6

Next let’s add 12 to both sides to cancel out -12:

-4r = 6

Finally let’s divide both sides by -4 to cancel it out as well:

r = 6/-4 which can simplify into -3/2

Match each of the expressions to the right point.

Answers

Match each of the expressions to the right point:

[tex]-\sqrt{18}[/tex] = c

[tex]-\frac{17}{3}[/tex] = b

[tex]-2\pi[/tex] = a

Answer:

Given below in the picture

I hope my answer helps you.

Pythagorean Theorem On Coordinate Systems-Independent Worksheet

Find the distance between all the points listed below

Help me people please

Answers

Answer: The distance between the points (3, 4) and (0, 0) is 5.

Step-by-step explanation: The Pythagorean Theorem states that in a right triangle, the square of the length of the hypotenuse (the side opposite the right angle) is equal to the sum of the squares of the lengths of the other two sides. This theorem can be used to find the distance between two points in a coordinate system.

To find the distance between two points in a coordinate system, you can use the following steps:

Identify the coordinates of the two points.

Calculate the difference between the x-coordinates and the y-coordinates of the two points.

Use the Pythagorean Theorem to find the distance between the two points.

For example, to find the distance between the points (3, 4) and (0, 0), you would do the following:

Identify the coordinates of the two points: (3, 4) and (0, 0).

Calculate the difference between the x-coordinates and the y-coordinates of the two points: 3 - 0 = 3 for the x-coordinates and 4 - 0 = 4 for the y-coordinates.

Use the Pythagorean Theorem to find the distance between the two points: the square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the other two sides, so the distance between the points is equal to the square root of 3^2 + 4^2 = 9 + 16 = 25 = 5.

Therefore, the distance between the points (3, 4) and (0, 0) is 5.

DETERMINE WHICH ORDERED PAIRS ARE SOLUTIONS TO THE LINEAR INEQUALITY: 2x - 3y < 15


1: ( 2 , 5 )

2: ( -1 , -7 )

3: ( 3 , -4 )

4: ( 0 , 0 )

Answers

The two ordered pairs that are solutions of the inequality are:

( 2 , 5 ) and  ( 0 , 0 )

Which ordered pairs are solutions of the inequality?

Here we have the linear inequality:

2x - 3y < 15

To check which ordered pairs are solutions, we just need to evaluate these points on the inequality and see if it becomes true or not.

For example, with the first pair (2, 5) we will get:

2*2 - 3*5 < 15

4 - 15 < 15

-11 < 15

This is true, so (2, 5) is a solution.

The other solution is the fourth option (0, 0), so we get:

2*0 - 3*0 < 15

0 < 15

(0, 0) is also a solution.

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The length of the picture is mixed number six and three fourths inches. There should be a length of fraction one half inch of wood on either side of the picture. What is the total length of wood required? a 7 inches b the mixed number seven and three fourths inches c 8 inches d the mixed number eight and one half inches

Answers

Answer:

b)  The mixed number seven and three fourths inches.

Step-by-step explanation:

Given:

Length of picture = 6³/₄ inMargin either side of the picture = ¹/₂ in

To find the total length of the wood, sum the length of the picture and two margins:

[tex]\implies \sf Total\;length=6\frac{3}{4}+\dfrac{1}{2}+\dfrac{1}{2}[/tex]

Two halves equal 1:

[tex]\implies \sf Total\;length= 6\frac{3}{4}+1[/tex]

When adding a mixed number to a whole number, simply add the whole numbers together:

[tex]\implies \sf Total\;length= (6+1)\frac{3}{4}[/tex]

[tex]\implies \sf Total\;length= 7\frac{3}{4}[/tex]

Therefore, the total length of the wood required is:

7³/₄ inches

pls solve with solution(s)^^

1.) 2.25 divided by 2.5 =

2.) 35 divided by 0.05 =

3.) 45 divided by 0.15 =

4.) 630.21 divided by 0.07 =

5.) 0.29 divided by 9.28 =​

Answers

The solutions for the given division are explained below:

What is meant by division?

One of the four fundamental operations of arithmetic, or how to mix numbers to create new ones, is division. Addition, subtraction, and multiplication are the other operations.

In its most basic form, the division of two natural numbers involves counting the instances in which one number is contained inside another, among other possible applications. It is not required that this number be an integer. When two natural numbers are divided with a remainder, or in the Euclidean method, the result is an integer quotient, or the number of times the second number is entirely included in the first, and a remainder, or the portion of the first number.

1) 2.25/2.5=0.9

2) 35/0.05=700

3) 45/0.15=300

4) 630.21/0.07=9003

5) 0.29/9.28=0.03125

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What is the minimum temperature?
STEM AND LEAF
I will appreciate your help!!

Answers

7) The minimum temperature is 31⁰F. So, the answer is option B.

What is stem and leaf plot?

The frequency of various types of values can be easily observed using a stem and leaf plot, also known as a stem and leaf diagram. This graph displays numerical data that is arranged in chronological order. There is a stem and a leaf for each piece of data.

Each first or second digit of the data value is divided into a stem, and the last digit is represented by a leaf, in a stem and leaf plot, which is represented by a particular table. The stem and leaf plot key is the "|" symbol that is used to indicate the values of the stem and the leaf. In the case of 46, the stem is 4 and the leaf is 6.

7) The minimum value in the stem is 3

And the minimum value in the leaf is 1

So, according to the given key 4|3=43°F

Here | denotes the key symbol.

So, in this solution the minimum value of stem is 3 and the minimum value of leaf is 1

Therefore, it must be 3|1

Hence, from the given key

This can be written as 31⁰F

Therefore, the answer is option B.

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question 3 a data analyst is working with the world happiness data in tableau. what tool do they use to select the area on the map representing finland?

Answers

Pan tool do the data analyst use to select the area on the map representing Finland.    

What is data analyst?

A data analyst is working with the world happiness data in table. To use Pan tool to select the area on the map representing Finland.

A data professional examines data to uncover critical insights about a company's consumers and how the data may be utilized to address problems. They also share this information with corporate executives and other stakeholders.

Pan allows us to shift the map to focus on it or present the areas in the way we wish. Simply pick the Pan Option and move the map around to suit your needs. Alternatively, you may move the map by holding down the Shift key.

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If 2x-18=-5 then what if x?

Answers

2x-18=-5
2x-18+18=-5+18
2x=13
x=6.5

Hope this helps
exact form: 13/2
decimal: x= 6.5
mixed number: 6 1/2

Simplify the expression: 5x + 8 – 13y – 4x – 18 + 16y A. x + 3y – 10 B. x – 3y + 10 C. 3y + 10 D. x – 3y

Answers

Answer:

(A) x + 3y - 10

Step-by-step explanation:

Algebraic Expressions

This Questions tests on the concept of solving algebraic expressions.

Eg. 7x + 4y + 3y + 9x = 16x + 7y

(Note that BODMAS rule applies to algebraic expressions as well.)

Solution

Given from the question:

5x + 8 - 13y - 4x - 18 + 16y

= 5x - 4x - 13y + 16y + 8 - 18 (Regroup the terms)

= x + 3y - 10 (A)

Given
f
(
x
)
=

5
x
+
2
f(x)=−5x+2, find
f
(

4
)
f(−4).

Answers

Answer: 22

Step-by-step explanation:

f(x) = -5x + 2

Substitute the x for -4

f(-4) = -5(-4) + 2

f(-4) = 20+2

f(-4) = 22

Bro someone help me with this math pls fast ​

Answers

Answer:

Step-by-step explanation:

Can You Please Send Me A Clearer Picture I Can Help

You have $3456 in your account. You just earn interest for this period. You deposited $67 into your account from a yard sale you did. You withdrew some cash to buy a small tv for your kitchen. The Tv was listed for $155 and had a discount of 11% and a sales tax of 6% In the end you have a balance of $3618. What percent interest did you earn this period on your account? ​

Answers

Answer:

$7307

Step-by-step explanation:

you need to add them together okay got.

Graph the linear equation y = 2x + 1.​

Answers

x = 2 y = 1 (2,1)
That is the answer I hope I havent done this in years

The sum of three consecutive integers is 42. Which of the equations could represent this relationship? Select the two correct answers. x + (x + 1) + (x + 2) = 42 x + (x + 2) + (x + 4) = 42 (x minus 1) + x + (x + 1) = 42 (x minus 2) + x + (x + 2) = 42 x + 2 x + 3 x = 42

Answers

There are two ways to represent this equation: "x + (x + 1) + (x + 2) = 42" and "(x minus 1) + x + (x + 1) = 42".

What is equation?

The definition of an equation in algebra is a mathematical statement that demonstrates the equality of two mathematical expressions. For instance, the equation 3x + 5 = 14 consists of the two equations 3x + 5 and 14, which are separated by the 'equal' sign. A mathematical phrase with two equal sides and an equal sign is called an equation. An example of an equation is 4 + 6 = 10.

Here,

There are 2 ways,

x+(x+1)+(x+2)=42

(x-1)+x+(x+1)=42

This equation can be written as "x + (x + 1) + (x + 2) = 42" or "(x minus 1) + x + (x + 1) = 42," respectively.

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P(A) = 0.80, P(B) = 0.60. What is P(B | A)

Answers

Answer:

[tex]\sf P(B|A)=0.60[/tex]

Step-by-step explanation:

Given:

P(A) = 0.80P(B) = 0.60

If events A and B are independent then:

[tex]\boxed{\begin{aligned} \sf P(A \cap B)&=\sf P(A)P(B)\\\sf P(A|B)&=\sf P(A)\\\sf P(B|A)&=\sf P(B)\end{aligned}}[/tex]

Therefore:

[tex]\implies \sf P(B|A)=P(B)=0.60[/tex]

interval notation: -6.5 < x≤ 3

Answers

Answer:

(-6.5,3]

Step-by-step explanation:

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One person calls 3 people. The next day, those people each call 3 people. The third day, those people each call 3 people. Write an expression using exponents for the number of calls made on the third day. The following question is based on your reading of 1984 by George Orwell. By believing that the Party actually invented airplanes, Julia shows readers that she a. is rebellious in her refusal to buy the lies they spread. c. knows how to tell the Party exactly what it wants to hear. b. accepts unthinkingly much of the Partys mythology. d. believes what Winston cannot acceptthat 2 + 2 = 5. Please select the best answer from the choices provided To make the first player a complex character Shakespeare would need to make him A group of friends were working on a student film that had budget of $400. They used 23% of their budget on equipment. 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On the basis of this fact, a financial analyst claims we can assume that 30% of the stocks traded on the New York Stock Exchange (NYSE) went up the same day.A sample of 72 stocks traded on the NYSE that day showed that 29 went up.You are conducting a study to see if the proportion of stocks that went up is is significantly more than 0.3. You use a significance level of a = 0.02.What is the test statistic for this sample? Use p rounded to 4 decimal places. (Report answer accurate to 4decimal places.)test statistic =What is the p-value for this sample? (Report answer accurate to 4 decimal places.)p-value =The p-value is either less than (or equal to) or greater than?This p-value leads to a decision to...reject the null or accept the null or fail to reject the null?As such, the final conclusion is that... 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