Homework Help: stat

Posted by tina on Saturday, December 10, 2011 at 3:25pm.

Assume that the population of heights of female college students is approximately normally distributed with mean m of 67.26 inches and standard deviation s of 5.96 inches. A random sample of 78 heights is obtained. Show all work.
(A) Find
(B) Find the mean and standard error of the distribution
(C) Find
(D) Why is the formula required to solve (A) different than (C)?
(Points : 12)

stat - tre, Tuesday, January 31, 2012 at 6:07pm
Assume that a population is normally distributed with a mean of 100 and a standard deviation of 15. Would it be unusual for the mean of a sample of 3 to be 115 or more? Why or why not?

Answer this Question

Related Questions

statistics - Assume that the population of heights of female college students ...
statistics - Help me! Population of heights of college students is approximately...
MATH - Assume that the population of heights of male college students is ...
MRU - suppose a population of nursing students heights is normally distributed ...
statistics - Assume that the population of heights of male college students is ...
prob and stats - 11. Assume that the population of heights of male college ...
MATH - Assume that the population of heights of male college students is ...
Statistics - An admissions director wants to estimate the mean age of all ...
elizabeth high school - . An admissions director wants to estimate the mean age ...
stats (please help) - Assume that the population of heights of male college ...

For Further Reading

First Name:
School Subject:
Answer: