Question

In a survey of women in a certain country​ (ages 20-​29), the mean height was 66.3...

In a survey of women in a certain country​ (ages 20-​29), the mean height was 66.3 inches with a standard deviation of 2.71 inches. Answer the following questions about the specified normal distribution.

​(a) What height represents the 95th ​percentile? round to two decimal places as needed

​(b) What height represents the first​ quartile? round to two decimal places as needed

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

Given that, mean = 66.3 inches

standard deviation = 2.71 inches

a) We want to find, x such that, P(X < x) = 0.95

Required height is 70.76 inches.

b) We want to find, x such that, P(X < x) = 0.25

Required height is 64.48 inches.

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
In a survey of women in a certain country​ (ages 20minus−​29), the mean height was 66.6...
In a survey of women in a certain country​ (ages 20minus−​29), the mean height was 66.6 inches with a standard deviation of 2.93 inches. Answer the following questions about the specified normal distribution. ​(a) What height represents the 95th ​percentile? ​(b) What height represents the first​ quartile In a survey of women in a certain country​ (ages 20minus−​29), the mean height was 66.6 inches with a standard deviation of 2.93 inches. Answer the following questions about the specified normal distribution....
In a survey of women in a certain country​ (ages twenty−​29), the mean height was 66.3...
In a survey of women in a certain country​ (ages twenty−​29), the mean height was 66.3 inches with a standard deviation of 2.83 inches. Answer the following questions about the specified normal distribution. ​(a) What height represents the 95th ​percentile? ​(part b) What height represents the first​ quartile? I do not understand this.
In a survey of women in a certain country​ (ages 20minus−​29), the mean height was 65.6...
In a survey of women in a certain country​ (ages 20minus−​29), the mean height was 65.6 inches with a standard deviation of 2.81 inches. Answer the following questions about the specified normal distribution.​(a) What height represents the 95th ​percentile? ​(b) What height represents the first​ quartile? Click to view page 1 of the table. LOADING... Click to view page 2 of the table. LOADING... ​(a) The height that represents the 95th percentile is nothing inches. ​(Round to two decimal places...
In a survey of women in a certain country​ (ages 20minus​29), the mean height was 64.1...
In a survey of women in a certain country​ (ages 20minus​29), the mean height was 64.1 inches with a standard deviation of 2.66 inches. Answer the following questions about the specified normal distribution. ​(a) What height represents the 95th ​percentile? ​(b) What height represents the first​ quartile? Click to view page 1 of the table. LOADING... Click to view page 2 of the table. LOADING... ​(a) The height that represents the 95th percentile is 68.46 68.46 inches. ​(Round to two...
In a survey of women in a certain country​ (ages 20−​29) the mean height was 64.2...
In a survey of women in a certain country​ (ages 20−​29) the mean height was 64.2 inches with a standard deviation of 2.93 inches. Answer the following questions about the specified normal distribution. ​(a) What height represents the 95th ​percentile? ​(b) What height represents the first​ quartile?
In a survey of women in a certain country​ (ages 20−​29), the mean height was 66.9...
In a survey of women in a certain country​ (ages 20−​29), the mean height was 66.9 inches with a standard deviation of 2.84 inches. Answer the following questions about the specified normal distribution. ​(a) What height represents the 95th ​percentile? ​(b) What height represents the first​ quartile?
In a survey of women in a certain country​ (ages 20-29), the mean height was 65.4...
In a survey of women in a certain country​ (ages 20-29), the mean height was 65.4 inches with a standard deviation of 2.66 inches. Answer the following questions about the specified normal distribution. ​(a) What height represents the 95th ​percentile? ​(b) What height represents the first​ quartile?
In a survey of women in a certain country​ (ages 20−​29), the mean height was 65.1...
In a survey of women in a certain country​ (ages 20−​29), the mean height was 65.1 inches with a standard deviation of 2.91 inches. Answer the following questions about the specified normal distribution. ​(a) What height represents the 95th ​percentile? ​(b) What height represents the first​ quartile?
In a survey of women in a certain country​ (ages 20−​29), the mean height was 64.6...
In a survey of women in a certain country​ (ages 20−​29), the mean height was 64.6 inches with a standard deviation of 2.77 inches. Answer the following questions about the specified normal distribution. ​(a) What height represents the 95th ​percentile? ​(b) What height represents the first​ quartile?
In a survey of women in a certain country​ (ages 20minus​29), the mean height was 63.1...
In a survey of women in a certain country​ (ages 20minus​29), the mean height was 63.1 inches with a standard deviation of 2.85 inches. Answer the following questions about the specified normal distribution. ​(a) What height represents the 95th ​percentile? ​(b) What height represents the first​ quartile?
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT