A random sample is to be selected from a population that has a proportion of successes p=.60. When n=400, what is the probability that a sample proportion falls between .59 and .62? Round your answer to three decimal places.

Answers

Answer 1

Answer:

0.45134

Step-by-step explanation:

Given that :

p = 0.6

n = 400

Probability that sample. Proportion falls between 0.59 and 0.62

Using Normal approximation :

Mean (m) = n * p = 400 * 0.6 = 240

Standard deviation (s) = sqrt(pq/n)

q = 1 - p = 1 - 0.6 = 0.4

s = sqrt((0.6 * 0.4) / 400) = 0.0244948

P(0.59 < p < 0.62) :

(x - m) / s

P((0.59 - 0.6) / 0.0244948) < p < P((0.62 - 0.6) / 0.0244948)

P(Z < −0.408249) < p < P(Z < 0.8164998)

Using the Z probability calculator :

0.79289 - 0.34155 = 0.45134


Related Questions

Quick question guys! This is a parallel right?! Please! It will only take 30 seconds to win 10 points!

Answers

Answer:

Step-by-step explanation:

30ab-10cg=20ac

answer the following correctly

Answers

Answer:

[tex] y = -\frac{10}{3}x - 23 [/tex]

Step-by-step explanation:

Find slope (m) using of the line that passes through (-9, 7) and (-6, -3).

[tex] slope (m) = \frac{y_2 - y_1}{x_2 - x_1} = \frac{-3 - 7}{-6 -(-9)} = \frac{-10}{3} = -\frac{10}{3} [/tex]

Find y-intercept (b) by substituting m = -10/3, x = -6, and y = -3 in y = mx + b.

Thus:

-3 = (-10/3)(-6) + b

-3 = 20 + b

Subtract 20 from each side

-23 = b

b = -23

substitute m = -10/3, and b = -23 in y = mx + b, to get the equation.

The equation of the line would be:

✅ [tex] y = -\frac{10}{3}x + (-23) [/tex]

[tex] y = -\frac{10}{3}x - 23 [/tex]

how do i make brianliest

Answers

when two people respond you press the crown next to the best answer which marks it brainliest

when u ask your question you need 2 answers to mark branilest because one of them is the brainlest there is a crown next to the someones answer (near the report button) to your question  and u just pick one in order to do this u have to make sure you have 2 answers not 1 ;D

i hope this answered your question :)

help i give brainliest

Answers

Answer:

y = 11-x

y = 2x-1

Step-by-step explanation:

Let x and y be the two numbers

x+y = 11

y = 2x-1

Solving the first equation for y

y = 11-x

Answer:

Im their friend so i'ma just take the pts (cuz i need them)

Step-by-step explanation:

Thx

Over which of the given intervals does g have an average rate of change of zero?
Choose 1 answer:
3<3<9
B
2 <3 <4
-9 <<-5
D
--2 <<3

Answers

Answer:

I think is c 2 hope that works

Step-by-step explanation:

please give brainliest :D

For c=d(3.14)
What is c when d=100?

Answers

you would divide to have your answer!

the equation of three lines

Answers

¿por qúe? . ........
point-slope form, standard form, and slope-intercept form

(3x + 6) (5x +4)
I need help I don’t understand

Answers

[tex](3x + 6)(5x + 4) \\ [/tex]

[tex] = 3x(5x + 4) + 6(5x + 4)[/tex]

[tex] = 15 {x}^{2} + 12x + 30x + 24[/tex]

[tex] = 15 {x}^{2} + 42x + 24[/tex]

2 Vishal is training for a race. His goal is to run 5.5 miles over three days. The distances he ran each day are shown in the table.​

Answers

Answer:

Which table?

Step-by-step explanation:

Answer:

I know this is old but here is the answer bc I had this test

Step-by-step explanation:

1. he ran 5.478 in total

2. he ran 0.022 more than his goal.

Vishal ran a total of 5.478 miles. The distance he ran over the three days is greater than his goal by 0.022 miles.

how do I find the percentage of filled seats verus non filled seats for a class

Answers

Answer:

since i dont have data this is the best i can do

Step-by-step explanation:

non-filled seats diveded by total number of seats, everything multilped by 100 gives you percentage of non-filled seats.

Filled seats diveded by total number of seats, everything multilped by 100 gives you percentage of filled seats.

total should add up to 100

According to a survey in one U.S. city, 53% of women between the ages and 25 of 35 are married, 45% are working full time, and 21% are married and working full time. If a woman between the ages of 25 and 35 is picked at random from the city, what is the probability that she is working full time or married but not both

Answers

Answer: 56%

Step-by-step explanation:

given data:

married women between 25 and 35 = 53%

working full time = 45%

married  and working full time = 21%

Solution:

= 53% - 21%

= 32%

= 45% - 21%

= 24%

probability that she is working full time or married but not both

= 32% + 24%

= 56%

Find the slope of the line? (0,0) (1,-3)

Answers

Answer:

1/-3

Step-by-step explanation: hope this helps

btw can have brainliest?

Answer:

-3/1

Step-by-step explanation:

y2-y1                    -3 - 0       -3

x2-x1                      1 - 0         1                          

what is the answer please

Answers

Answer:

X=20

Step-by-step explanation:

I think

I think i got the answer but a second opinion would be greatly appreciated!

Answers

Answer:

Your answer would be B: 30 ft squared

Step-by-step explanation:

Find the area of the circle: 5.5 (radius) multiply it by itself then multiply that by 3.14 which gets you 94.985. Now find the area of the square which is 8*8 = 64. Subtract 64 from 94.985 and your answer will be 30.985. The questions asks for the approximate (estimate), so the closest one would be 30 ft squared

Find the measure of one exterior angle of a regular octagon

Answers

Answer:

each of the eight angles measures 45 degrees

Step-by-step explanation:

The sum of all exterior angles of any polygon always measures 360 degrees.

If it's 'regular' then all angles have the same measures.

If it's an octagon, then it has 8 sides.

360 divided by 8 = 45

Write equations for the vertical and horizontal lines passing through the point (0, -3).

Answers

Answer:

Vertical line will be x=0, and horizontal line will be y=-3

Step-by-step explanation:

Draw a vertical line through point (0,-3). You will see it's on the y-axis. The equation of the line on y-axis is always x=0, because no matter what point you choose on the line, the x coordinate will be 0. (0,-3), (0, -2), etc.

Next draw a horizontal line through (0,-3). It's parallel to the x axis, and no matter what point on the line you choose, the y coordinate will be -3. (0,-3), (1, -3), etc

The equation for the vertical line is x=8 and the horizontal line is y=−7.

The given coordinate point is (0, -3).

What are the vertical and horizontal lines?

A vertical line is a line, parallel to the y-axis and goes straight, up and down, in a coordinate plane. Whereas the horizontal line is parallel to the x-axis and goes straight, left and right.

Now,

For a vertical line the value of x, in this case, 8, will never change. This will be true for any value of y. Therefore the equation for a vertical line passing through this point is: x=8

Likewise, for a horizontal line the value of y, in this case, −7, will never change. This will be true for any value of x. Therefore the equation for a horizontal line passing through this point is: y=−7

Therefore, the equation for the vertical line is x=8 and the horizontal line is y=−7.

To learn more about the vertical and horizontal lines visit:

https://brainly.com/question/15455625.

#SPJ2

Triangles ABC and FED are congruent right triangles. Find the length of FE. 8 m 6 m

Answers

Sawyer and Emily is so much scary

Victoria invests $200 into an account with a 2.6% interest rate that is compounded semiannually. How much money will she have in this account if she keeps it for 10 years? Round your answer to the nearest dollar. Provide your answer below: The graph of the function f(2) - log,() is stretched vertically by a factor of 6, shifted to the right by 3 units, and shifted up by 5 units. Which of the answer choices gives the equation of the function g(2) described above? Select the correct answer below:
g(x) = -6log(x + 3) - 5
g(x) = -6log(x + 5) +3
g(x) = 6 log (x + 3) +5
g(x) = 6 log (x - 3) +5
g(x) = 6 log2(x – 3) - 5
g(x) = -6 log2(x - 5) +3

Answers

Answer:

1. Victoria will have in this account the sum of $258.95 after 10 years.

2. The answer choice that gives the equation of the function g(2) described above is:

g(x) = 6 log (x + 3) +5

Step-by-step explanation:

a) Data and Calculations:

FV (Future Value) $258.95

PV (Present Value) $200.00

N (Number of Periods) 20.000

I/Y (Interest Rate) 1.300%

PMT (Periodic Payment) $0.00

Starting Investment $200.00

Total Principal $200.00

Total Interest $58.95

A car traveled from Indianapolis, Indiana to Miami, Florida at an average rate of 70 miles per hour. The distance was 1,203 miles. About how long did the trip take?Immersive Reader
(1 Point)
About 17 hours
About 22 hours
About 24 hours
About 32 hours

Answers

Answer: About 17 hours

Step-by-step explanation:

1,203/70=17.18571429

17.18571429 is about 17 hours

a. Find the slant asymptote of the graph of the rational function.
b. Follow the​ seven-step strategy and use the slant asymptote to graph the rational function.
a. Select the correct choice below​ and, if​ necessary, fill in the answer box to complete the choice.
A.
The equation of the slant asymptote is
nothing.
​(Type an​ equation.)
B.
There is no slant asymptote.
Click to select and enter your answer(s) and then click Check Answer.

Answers

Answer:

BROOO I LITERALLY HAD A WHOLE LOOOONG ANSWER AND SOME STU PID MOD CAME AND DELETED IT AND I DONT REMEMBER WHAT I PUT

Step-by-step explanation:

Answer:

a. 1/3x+6

Step-by-step explanation:

What is the slope of a line represented by 3x-14y=28

Answers

Answer:

3/14

Step-by-step explanation:

3x-14y=28

solve

add -3 both sides

3x−14y+−3x=28+−3x

−14y=−3x+28

divide both sides by -14

y= 3 /14 x−2

y=mx+b

so 3/14 is the slope

what does x equal?

4x+7=31

Answers

The answer is x=6 !!!!

Answer:

x = 6

Step-by-step explanation:

First, subtract 7 from both sides to get x alone. That will give you 4x = 24 .

Then divide both sides by 4 to remove the coefficient of x. That means x = 6.

4x+7=31

    -7   -7

4x=24

÷4   ÷4

x  =  6

Please help fast!!!! Find the seventh term of the geometric sequence if a1=7 and r=3

Answers

Answer:

15309 Im pretty sure

Step-by-step explanation:

a7=ar^7

=7(3^7)

7 x 2187=15309

There are 125 people on a mountain trail. If 84% of the people on the trail are on a hiking tour, how many people are on the tour

Answers

Answer:

Total people on the tour will be: 105 people

Step-by-step explanation:

Total people on a mountain trail = 125

Given that 84% of the people on the trail are on a hiking tour.

We need to determine how many people are on the tour.

All we need is to multiply 84% or 0.84 by 125.

i.e.

People are on the tour = 84% × 125

                                      = 84/100 × 125

                                      = 0.84 × 125

                                      = 105 people

Therefore, total people on the tour will be: 105 people

if the probability of picking a pink jelly bean out of a bag is 4/15, what is the probability of not picking a pink jelly bean

Answers

Answer:

The probability of not picking a pink jelly bean: 11/15    

Step-by-step explanation:

As we know that the maximum value of the probability of an event would always be 1.

The reason is that '1' is certain that something would happen.

Given that the probability of picking a pink jelly bean out of a bag is 4/15.

Thus, the probability of not picking a pink jelly bean can be calculated by subtracting 4/15 from the maximum probability '1'.

i.e.

Probability of not picking a pink jelly bean = max probability - 4/15

                                                                       = 1 - 4/15

                                                                      = 11/15

Therefore, the probability of not picking a pink jelly bean: 11/15                                                                    

so do yall know this?

Answers

Answer:

Length: meter

Mass: Kilogram

Volume of a solid: Cubic meter

Volume of a liquid: Liters

Temperature: Degree Celsius

Time: second

The formula for calculating density:

[tex]p = \frac{m}{v} [/tex]

Answer:

Look below! Have a wonderful day! Happy Holidays! :) Hope I helped!

I believe the formula of calculating Density is

p = m/v

Length is Meter

Mass is Kilogram

Volume of a Solid is Cubic Meter

Vloume of a Liquid is Liters

Temperature Degree Celsius

Time is Second

If f(x) -3x + 4 and g(x) =2, solve for the value of x for
which f(x)= g(x)is true.
Y=f(x)
g(x)
3

Answers

Answer:

28375683nxjs8737trxniu89oiec8n23783287 doo doo

Step-by-step explanation:

Lisa received 34 text messages on Monday and 43 text messages on Tuesday. She received 98 text messages on Wednesday. How many more text messages did Lisa receive on Wednesday than on Monday and Tuesday combined?​

Answers

Answer:

she received 21 more

Step-by-step explanation:

43 + 34 =77

98-77= 21

Hope this helps!!!

What is negative 3/8 + 1/6

Answers

Answer:

-3/8 + 1/6 = -5/24

Step-by-step explanation:

The answer is -5/24 because -3/8 and 1/6 with a common denominator is -9/24 + 4/24 and this equals -5/24.

P.S Can I have brainliest?

Find the mean, mode, median and the range.
-4, -10, 6, 11, -16, 8, -7, 8, 34, 6

Answers

Answer:

mean:4.4

median:8

mode:8 & 6

range;50

Step-by-step explanation:

mean=sum/total

mean= -4 + -10 + 6 + 11 + -16 + 8 + -7 + 8 + 34 + 6/10

mean= 4.4

mode=most occuring number

mode= 8 & 6

median: arrange the data in ascending or descending order

median:-16,-10,-7,-4,8,8,6,6,11,34: in ascending order

median:8+8/2

median :16/2

median: 8

Range: highest value- lowest value

range:34-(-16)

range:50

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