Tuesday

January 27, 2015

January 27, 2015

Posted by **Joe** on Tuesday, April 27, 2010 at 2:01pm.

B.) Repeat part (a) changing the population standard deviation to 30.

C.) Repeat part (a) changing the population standard deviation to 60.

D.) Describe what happens to the confidence interval estimate when the standard deviation is increased.

**Answer this Question**

**Related Questions**

statistics - what are the mean and standard deviation of a sampling distribution...

Statistics - Calculate the following: a) Determine the sample size necessary to ...

statistics - Use the given information to find the minimum sample size required ...

statistics - consider a sample mean of xbar of 46 calculated from a sample of ...

Stats - A sample of 400 items is taken from a population whose standard ...

Math (Statistic) - Considered the sampling distribution of a sample mean ...

sample size/ standard deviations - How do we compute sample size fluctuations? ...

statistics - Consider a sample mean (xbar) of 46 caluclated from a sample of ...

Math - Q1. A population has a mean of µ = 80 with σ = 20. a. If a single ...

math - Can I gt some help on these questions! 1.Research subjects that are ...