Homework Help: statistics

Posted by Henry on Wednesday, April 18, 2012 at 7:47pm.

The manager at the YMCA believes members are staying longer at the Y due to what they feel was a very successful marketing plan. Studies show the previous mean time per visit was 36 minutes, with a standard deviation = 11 minutes. A simple random sample of n = 200 visits is selected, and the current sample mean = 36.8 minutes. Test the manager's claim at a =0.05 using the p-value.
(please provide complete detailed answer)

statistics - Ms. Sue, Wednesday, April 18, 2012 at 7:49pm
You must be having an identity crisis! You've posted six different questions with six different names.

Answer this Question

Related Questions

Statistics - The manager at the YMCA believes members are staying longer at the ...
Elementary Statistics - A manager needs to fill three positions, computer ...
statistics - A business researcher wants to estimate the average number of years...
letter to the supermarket - Write a letter to the supermarket manager ...
communication - Class, you have probably heard of 'Group think', in ...
ENGLISH 11 - 1. When Thomas Paine writes about reconciliation, he is referring ...
statistics - A manager for a firm that sells advertising space in magazines and ...
statistics - A researcher wants to study the spending habits of customers of a ...
Business - what role do managers play in helping their organization become ...
Statistics - The mean IQ among members of a club is 118 with a standard ...

For Further Reading

First Name:
School Subject:
Answer: