Question

The heights of 20- to 29-year-old males in the US is about normal, with a mean...

The heights of 20- to 29-year-old males in the US is about normal, with a mean height of 70.4 inches and a standard deviation of 3.0 inches. The height of 20- to 29-year-old females in the US is approximately normal with a mean of 65.1 inches and a standard deviation of 2.6 inches.

Estimate (using z scores) the height of US females between 20- and 29-years-old who are in the 90th percentile. Give your answer in inches.

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

Homework Answers

Answer #1

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
As reported by recent survey, the mean height of females 20 to 29 years old is...
As reported by recent survey, the mean height of females 20 to 29 years old is 64.2 inches. If the height is approximately normally distributed with a standard deviation of 2.8 inches answer the following. What proportion of 20-29 year old females are between 60 and 70.1 inches tall?
The distribution of heights of women aged 20 to 29 is approximately Normal with mean 65.4...
The distribution of heights of women aged 20 to 29 is approximately Normal with mean 65.4 inches and standard deviation 3.6 inches. The height (± 0.1 inch) of the middle 99.7% of young women falls between a low of    inches and a high of   inches.
The distribution of height of 18- to 24- year-old males is approximately normal, with a mean...
The distribution of height of 18- to 24- year-old males is approximately normal, with a mean of 70.1 inches, with a standard deviation of 2.7 inches. To work as a flight attendant for United Airlines, you must be between 5'2" and 6'. a.) What percentage of men of this age group meet this height limitation? b.) Find the 80th percentile for the height of this group of men.
The distribution of heights of women aged 20 to 29 is approximately Normal with mean μ...
The distribution of heights of women aged 20 to 29 is approximately Normal with mean μ = 67.0 inches and standard deviation σ = 2.9 inches. (Enter your answers to one decimal place.) The height of the middle 95% of young women falls between a low of ______inches and a high of_____ inches.
The heights of women aged 20 to 29 is approximately normal with mean 64 inches and...
The heights of women aged 20 to 29 is approximately normal with mean 64 inches and standard deviation 2.7 inches. What proportion of these women are less than 58.6 inches tall?
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 men in a certain country​ (ages 20-29), the mean height was 64.8...
In a survey of men in a certain country​ (ages 20-29), the mean height was 64.8 inches with a standard deviation of 2.7 inches.​(a) What height represents the 90th ​percentile? ​(b) What height represents the first​ quartile? Click to view page 1 of the Standard Normal Table. LOADING... Click to view page 2 of the Standard Normal Table. LOADING... ​(a) The height that represents the 90th percentile is ? inches. ​(Round to two decimal places as​ needed.) ​(b) The height...
The heights (measured in inches) of men aged 20 to 29 follow approximately the normal distribution...
The heights (measured in inches) of men aged 20 to 29 follow approximately the normal distribution with mean 69.5 and standard deviation 2.9. Between what two values does the middle 91% of all heights fall? (Please give responses to at least one decimal place)
Heights of 20-year-olds. Heights of 20-year-old men vary approximately according to a Normal distribution with µ...
Heights of 20-year-olds. Heights of 20-year-old men vary approximately according to a Normal distribution with µ = 176.9 cm and σ = 7.1 cm. (a). What is the 98th percentile for men’s height? (b). What percentage of men fall within 173 and 183 cm? (c). Would a sample mean of 170 cm be different from the population mean at an alpha of 0.05? Be sure to give your p-value and explain. (d). What is the confidence interval for the sample...
Height is a normally distributed human characteristic. In the United States, men's heights have mean 69.1...
Height is a normally distributed human characteristic. In the United States, men's heights have mean 69.1 inches and standard deviation 2.9 inches, while female's heights have mean 63.7 inches and standard deviation 2.7 inches. Collect height data on a sample of n=3 men and n=3 women. Complete the following for the sample of men and women separately: List the raw data. Transform each score into a standardized z-score. Identify the percentile rank for each individual. Percentile rank is the percentage...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT