Thursday
August 27, 2015

Homework Help: Statistics

Posted by Joshua on Thursday, October 29, 2009 at 11:48pm.

The Internal Revenue Service is studying contributions to charity. The mean calculated from a random sample of 36 returns is $150. Assume that the population standard deviation is known and equal to $20. Construct a 98 percent confidence interval for the population mean.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Members