what is the mean of a standard normal distribution?

Answers

Answer 1
=0
The standard normal distribution is a normal distribution with mean μ = 0

Related Questions

Mike has 1 apple he ads an other one of his apples how many does he has now

Answers

Answer:

2 apples :,) cucucyvtrvfrg

Please answer this ASAP

Answers

Step-by-step explanation:

It's B.You want a explaination ???

How is multiplying and dividing numbers in scientific notation different from adding and subtracting numbers in scientific notation?

You can _____ numbers written in scientific notation only if their powers of 10 are the same. You can _____ numbers written in scientific notation that have different powers. The laws of exponents are used to combine powers.​

Answers

Answer:

add or subtractmultiply or divide

Hope this helps!

How can you find the unit rate?

Answers

Answer:

Understand unit rate. The unit rate is a special type of ratio in which the two separate measurements are compared and expressed as a quantity of one.

Look at the data. The problem must have two terms, and you must be asked to determine how much of one term exists per unit of the other term.

Rewrite the data as a division problem.

Step-by-step explanation:


Segment AB measures 3 cm.
How long is the image of AB after a dilation with scale factor 1/5

Answers

Answer:

The answer is 3/5cm

Step-by-step explanation:

To find:

3 x 1/5.

3 x 1/5 = 3/5.

Therefore the answer is 3/5cm

can someone help me, please?

Answers

Answer:

C. angle bisector

Step-by-step explanation:

Answer:

the third one

Step-by-step explanation:

Hope this helps and hope you have a happy and joyful day <3


The radius of the base of the cone is 5 cm.
The total surface area of the cone is 90 pie cm^2
Work out the volume of the cone.
Give your answer in pie

Answers


4/2 3.14
or something

Can someone help me with this thank you

Answers

Answer:

4b

Step-by-step explanation:

when u add you don't add the exponents of the variable.

when you multiy you add the exponents and put the variable. it would be 4b^4 if you were multiplying but ur adding

Choose the point-slope form of the equation below that represents the line that passes through the points (−6, 4) and (2, 0)

Answers

Answer:

B.  y - 4 = - 1/2(x + 6)

Step-by-step explanation:

Given points on the line:

(−6, 4) and (2, 0)

Find the slope:

m = (0 - 4)/(2 - (-6)) = -4/ 8 = -1/2

Point slope form using the first point:

y - 4 = - 1/2(x - (- 6)) ⇒ y - 4 = - 1/2(x + 6)

Correct choice is B

[tex]▪▪▪▪▪▪▪▪▪▪▪▪▪  {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪[/tex]

The required equation is :

[tex]\boxed{ \boxed{y - 4 = - \dfrac{1}{2} (x + 6)}}[/tex]

[tex] \large \boxed{ \mathfrak{Explanation}}[/tex]

Let's find the slope (m) ~

[tex] \mathrm{\dfrac{y_2 - y_1}{x_2 - x_1} }[/tex]

[tex] \dfrac{4 - 0}{ - 6 - 2} [/tex]

[tex] - \dfrac{4}{8} [/tex]

[tex] - \dfrac{ 1 }{2} [/tex]

now, let's use the slope and the points to write the equation of line in point slope form ~

[tex]y - 4 = - \dfrac{ 1}{2} (x - ( - 6))[/tex]

[tex]y - 4 = - \dfrac{1}{2} (x + 6)[/tex]

-2r+3s
r=-8.2 s=-3.7

Answers

Answer:

5.3

Step-by-step explanation:

-2r+3s

Let r=-8.2 s=-3.7

-2(-8.2) +3(-3.7)

16.4-11.1

5.3

Answer:

5.3

Step-by-step explanation:

Substitute the variables.

-2(-8.2) + 3(-3.7) = 5.3

Use coordinate pair to find u(2)

Answers

Answer:

[tex]u(2) = 3[/tex].

Step-by-step explanation:

A function [tex]f: A \to B[/tex] is a set of ordered pairs ([tex]2[/tex]-tuples in the form [tex](a,\, b)[/tex]), such that for any [tex]a \in A[/tex], there is exactly one [tex]b \in B[/tex] such that [tex](a,\, b) \in f[/tex].

In other words, for any element [tex]a[/tex] in the domain of this function, there must be exactly one ordered pair with this [tex]a\![/tex] as the first element.

If [tex]f[/tex] meets these requirements, then for any [tex]a \in A[/tex] and [tex]b \in B[/tex], write [tex]f(a) = b[/tex] if and only if [tex](a,\, b) \in f[/tex].

In other words, write [tex]f(a) = b[/tex] ([tex]f[/tex] maps [tex]a[/tex] to [tex]b[/tex]) if and only if there is an ordered pair in [tex]f\![/tex] with [tex]a\![/tex] as the first element and [tex]b\![/tex] as the second element.

The [tex]u[/tex] in this question is indeed a set of ordered pairs and meet the requirements for being a function from [tex]\lbrace 1, 2, 3\rbrace[/tex] to [tex]\lbrace 2,\, 3,\, 4 \rbrace[/tex].

The question is asking for the value of [tex]u(2)[/tex]. Thus, it would be necessary to find an ordered pair in [tex]u[/tex] with [tex]2[/tex] as the first element.

The only ordered pair in [tex]u[/tex] with [tex]2[/tex] as the first element is [tex](2,\, 3)[/tex]. Thus, [tex]u\![/tex] maps [tex]2\![/tex] to [tex]3\![/tex], such that [tex]u(2) = 3[/tex].

Sven participates in his employer’s 401k plan. His annual salary is $52,000. Sven contributes 7.5% of his annual salary. His employer matches his contributions up to 5% of his salary. How much money will be contributed to Sven’s plan for one year?

Answers

Answer:

$ 6,500

Step-by-step explanation:

(52,000)(0.075)+(52,000)(0.05) = 3,900 + 2,600

= 6,500

The ages of the members of a family are 65, 58, 27, 25, 5, and 2 years old. What is the total admission price for the family to visit the zoo?

A picture shows an admission price board for people of different ages at a zoo. The ages of people and their admission price per person in dollars are as follows: 12 and under, 8; 13-59, 12; 60 and older, 10.

Answers

Answer:$62

Step-by-step explanation: 62 becuase I took your formula and plugged it in. There are 2 kids under 12 so thats $16, then there are 3 people who are 12-59 that equals $52, then 1 person who is over 60. So $62.

MNPQRSTU est le parallélépipède rectangle représente ci-dessous

Answers

Answer:mie is

Step-by-step explanation: hehe

Solving Exponential Equations and Inequalities Solve for x 169% = 13" ​

Answers

Answer:

x = 100/13

Step-by-step explanation:

x 169% = 13

x = 13/169%

x = 13/1.69 = 13/169/100

x = 13 × 100/169

x = 100=13

[tex]\\ \sf\longmapsto 169\%x=13[/tex]

[tex]\\ \sf\longmapsto 1.69x=13[/tex]

[tex]\\ \sf\longmapsto x=\dfrac{13}{1.69}[/tex]

[tex]\\ \sf\longmapsto x=7.69[/tex]

(6m^2-3m+15)(4m-7) simplify

Answers

2 4[tex]m^{3}[/tex] − 5 4[tex]m^{2}[/tex] + 8 1 − 1 0 5

Answer:

24m^3−54m^2+81m−105

Step-by-step explanation:

jeremy swims 5 3··5 kilometers in a 7-day period. He swims the same distance each day. What distance does he swim in a day?

A: 39 1/5 km
C:4/5km
B:1 1/5km
D 4/35km

Eli chose A as the correct answer. How did he get that answer?

Answers

Answer:

Jeremy swims 4/5 of a kilometer each day.

Step-by-step explanation:

Since 5 3/5 can be turned into 28/5, then divided by 7/1, you will get 4/5. So Jeremy swims 4/5 of a kilometer each day.

Eli got his answer by multipying 5 3/5 by 7 which was an incorrect process.

Peter uses 13.5 cups of flour tomake 6 batches of muffins. How many cups of flour did he use per batch?

Answers

Answer:

2.25

Step-by-step explanation:

13.5 divided by 6 = 2.25

PLEASE GIVE BRAINLIEST!!!


Brody is taking a multiple choice test with a total of 20 points available. Each
question is worth exactly 1 point. What would be Brody's test score (out of 20) if he
got 9 questions wrong? What would be his score if he got x questions wrong?

Answers

11 points because each question is 1 point 20-9 = 11

8th grade math!!! Help ILL BRAINLIST

Answers

The answer is 10 8 8 10

The diagram shows two parallel lines cut by a transversal.


If the measure of ∠3=(2y+20)∘ and the measure of ∠5=(210−4y)∘, what is the measure of ∠4 ?

Enter the correct answer in the box.

Answers

Answer:

∠4 = 110

Step-by-step explanation:

∠3 + ∠5 = 180    {Co-interior angles are supplementary}

2y + 20 + 210 - 4y = 180

2y - 4y + 20 + 210 = 180    {Combine like terms}

-2y + 230 = 180

Subtract 230 from both sides

-2y = 180 - 230

-2y = -50  

Divide both sides by (-2)

  y = -50/-2

y = 25

∠5 = 210 - 4y

      = 210 - 4*25

       = 210 - 100

∠5 = 110

∠4 = ∠5    {Alternate interior angles are equal}

∠ 4 = 110°

Answer:

Step-by-step explanation:

110

Use long division to divide and use the result to factor the dividend completely.

(5x2-13x - 28) + (x – 4)

Answers

The answer is:
Factor the expression

(5x² - 13x -28)/(x-4) = (x-4)(5x+7) so x = -7/5  and x = 4 are the two factors of the given polynomial.

What is a factor of a polynomial ?

The factors of a polynomial are those values of x for which the given polynomial satisfies.

According to the given question we have to divide a polynomial            (5x² - 13x -28) by (x - 4).

(5x² - 13x -28)/(x-4) = (x-4)(5x) + (7x - 28).

(5x² - 13x -28)/(x-4) = (x-4)(5x+7).

So, the obtained factor is (5x+7) = 0.

∴ 5x + 7 = 0

5x = -7

x = -7/5 is a factor of the given polynomial and by substituting these value in x.

(5x² - 13x -28)

5(-7/5)² - 13(-7/5) - 28 = 0

5(49/25) + 91/5 - 28 = 0

49/5 + 91/5 - 28 = 0

140/5 - 28 = 0.

28 - 28 = 0

0 = 0     ( hence satisfied that -7/5 is a factor of the given polynomial ).

learn more about polynomials here :

https://brainly.com/question/14624349

#SPJ2

SOMONE HELP ME I HAVE
TO DO THIS AFTER SCHOOL PLS ASAP!!!

Answers

Answer:

1 no

2 I don't know

3 no

4 yes

5 2.5 is the slope

6 -0.5

7 no slope

Step-by-step explanation:

1 no because the y overlaps

2 not sure

3 it over laps

4 it never overlaps

5 y=2.5x-3

6 y=-0.5x+1

7 no slope it's just x=-2

for the 5-7 you can type that into demos and get more info

y=mx+b

m is the slope and b is y intercept

Kevin earns 2.4% interest each year on the money in his savings account. He kept $157.00 in his savings account for an entire year. How much money did Kevin earn in interest?

Answers

Answer:

That is the solution

Step-by-step explanation:

157,00.102,4%=

..........

..........

160,768

In Exercises 9-12, tell whether the lines through the given points are parallel, perpendicular, or neither. Justify your answer 12. Line 1: (10, 5), (-8, 9) Line 2: (2, -4), (11, -6)

Answers

Answer:

They're parallel.

Step-by-step explanation:

The reason they're parallel is because they both have the same slope.

guy pls help me!!!!!

Answers

Answer:

a= 11

Step-by-step explanation:

9a+ 6°+75° =180° (straight angle, they are called supplementary angles. so sum is equal to 180°

9a +81 = 180

9a= 99

a= 11

Which of the ratios below is equivalent to 5:2? Select all that apply.

A) 6:3
B) 10:25
C) 20:8
D) 10:4
E) 30:12

Answers

Answer:

Your answer to this question is C, D, and E.

Step-by-step explanation:

A and B are incorrect.

if tanA/2=4/3, find The value of sinA, cosA​

Answers

given :- tanA=4/3

we already know that tanA=P/B

From Pythagorean theorem we get..

H²=P²+B²

H²=4²+3²

H²=16+9

H²=25

H²=5²

H=5

SinA=P/H

CosA=B/H

from that

SinA= 4/5

CosA=3/5

2
What is the value of f(x) = 23.22 + 2.5 at x = -4.22
=

Answers

Answer:

yo download Gauth math it gives u the answer instantly

Please help me solve this I am begging you

Answers

Answer:

Line 1

√7 is between √4 and √9   ⇒ Square root of all terms

Line 2

√7 is between 2 and 3         ⇒ Results of the square roots

Line 3

5√7 is between 10 and 15     ⇒ Multiply all terms by 5
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