Homework Help: statistics

Posted by K on Tuesday, July 5, 2011 at 10:56pm.

Heights of fences are normally distributed with a mean of 52 inches and a standard deviation of 4 inches. Find the probability that one randomly selected fence is under 54 inches.

statistics - PsyDAG, Wednesday, July 6, 2011 at 11:36am
Z = (score-mean)/SD

Find Z in table in back stats text labeled "areas under normal distribution" to get proportion.

Answer this Question

Related Questions

statistics - The heights of South African men are normally distributed with a ...
Statistics - Assuming that the heights of college women are normally distributed...
statistics - The heights of 10000 individuals are approximately normally ...
statistics - The heights of 10000 individuals are approximately normally ...
statistics - Help me! Population of heights of college students is approximately...
Statistics - The distribution of heights of American women aged 18 to 24 is ...
Statistics - Assuming that the heights of college women are normally distributed...
statistics - Assume that the population of heights of male college students is ...
statistics - The heights of American women aged 18 to 24 are normally ...
statistics - The heights of American women aged 18 to 24 are normally ...

For Further Reading

First Name:
School Subject:
Answer: