4.4 Heights of adults: Researchers studying anthropometry collected body girth measurements and skeletaldiameter measurements, as well as age, weight, height and gender, for 503 physically active individuals. Thehistogram below shows the sample distribution of heights in centimeters (Heinz, 2003). For parts a, b, c, andd, do not round your answers.Min147.2162.9Q1Median171.4Mean173SD9.2Q3 177.4Маx198.1a) What is the point estimate for the average height of active individuals?cmb) What is the median height of these active individuals?cmc) What is the point estimate for the standard deviation of the heights of active individuals?cmd) The IQR extends fromcm tocm, giving an IQR ofcm.

We have to find some summary measure for the height of active individuals.

Answered: a) What is the point estimate for the…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

Assume that the distribution of a college entrance exam is normal with a mean of 500 and a standard deviation of 100. For each score below, find the equivalent Z score, the percentage of the area above the score, and the percentage of the area below the score. ( 3 each = total 6 points) Score Z score % Area Above % Area Below a) 437 b) 526
Considering the properties of the normal curve, if we know the mean and standard devia-tion, we are then able to calculate the () between any score and the mean. a) range b) area under the curve c) mean d) mode
The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 65 ounces and a standard deviation of 3 ounces. Use the Empirical Rule. Suggestion: sketch the distribution in order to answer these questions. a) 99.7% of the widget weights lie between and b) What percentage of the widget weights lie between 59 and 74 ounces? c) What percentage of the widget weights lie below 68 ? %
Please see attached.
A livestock company reports that the mean weight of a group of young steers is 1121 pounds with a standard deviation of 79 pounds. Based on the model N(1121,79) for the weights of steers, what percent of steers weigh a) over 900 pounds? b) under 1200 pounds? c) between 1150 and 1250 pounds?
The annual per capita use of apples (in pounds) in the United States can be approximated by a normal distribution with a mean of 19.2 pounds and a standard deviation of 4 pounds. A) What annual per capita consumption represents the 10th percentile? B) What percentage of people in the United States consume more than 22 pounds of apples annually?
The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 36 ounces and a standard deviation of 10 ounces. Use the Standard Deviation Rule, also known as the Empirical Rule. Suggestion: sketch the distribution in order to answer these questions. a) 68% of the widget weights lie between and b) What percentage of the widget weights lie between 16 and 46 ounces? c) What percentage of the widget weights lie below 66 ? Ouortion Holn: Dlidon
The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 51 ounces and a standard deviation of 8 ounces.Use the Empirical Rule.Suggestion: sketch the distribution in order to answer these questions.a) 68% of the widget weights lie between and b) What percentage of the widget weights lie between 35 and 59 ounces? %c) What percentage of the widget weights lie below 75 ? %
Solve for C)
A credit score measures a person's creditworthiness. Assume the average credit score for Americans is 693. Assume the scores are normally distributed with a standard deviation of 45. a) Determine the interval of credit scores that are one standard deviation around the mean. b) Determine the interval of credit scores that are two standard deviations around the mean. c) Determine the interval of credit scores that are three standard deviations around the mean. a) The interval of credit scores that are one standard deviation around the mean ranges from (Type integers or decimals. Use ascending order.) b) The interval of credit scores that are two standard deviations around the mean ranges from (Type integers or decimals. Use ascending order.) c) The interval of credit scores that are three standard deviations around the mean ranges from (Type integers or decimals. Use ascending order.) to to to W
a standarized reading exam has a mean score of 80 with standard deviation =12. the distribution of scores i normal. Find the percentage of test takers who got: a) under 80 b) between 68 and 92 c) over 100 d) over 25 e) what is the 40th percentile?
Diastolic blood pressures are assumed to follow a normal distribution with a mean of 85 and a standard deviation of 12. What proportion of people has diastolic blood pressures less than 80? A)0.661 B)0.338 C)0.50 D)0.75

SEE MORE QUESTIONS

Recommended textbooks for you

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

Elementary Statistics: Picturing the World (7th E…

Statistics

ISBN:

9780134683416

Author:

Ron Larson, Betsy Farber

Publisher:

PEARSON

The Basic Practice of Statistics

Statistics

ISBN:

9781319042578

Author:

David S. Moore, William I. Notz, Michael A. Fligner

Publisher:

W. H. Freeman

Introduction to the Practice of Statistics

Statistics

ISBN:

9781319013387

Author:

David S. Moore, George P. McCabe, Bruce A. Craig

Publisher:

W. H. Freeman

SEE MORE TEXTBOOKS

a) What is the point estimate for the average height of active individuals? cm b) What is the median height of these active individuals? cm c) What is the point estimate for the standard deviation of the heights of active individuals? cm d) The IQR extends from cm to cm, giving an IQR of cm.