Saturday
April 18, 2015

Homework Help: statistics

Posted by John on Monday, May 9, 2011 at 2:58pm.

A consumer group is testing a manufacturer’s claim that a new car model will travel at least 30 miles per gallon of gasoline. Assume that ��0:��=30 and ����:��<30, and that the population standard deviation �� is known and is equal to 3.2 miles per gallon. An SRS of 40 cars will be used for this test, with a level of significance of ��=0.01.
Compute the power of this test assuming a proposed alternative value for �� of 27.5 miles per gallon (i.e. assuming ����=27.5).

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

6th grade math - Can you check this,please? 10−��^0+5(9&#...
Statistics and Probability - Suppose that the proportion of students who used ...
Statistics and Probability - Suppose that the proportion of students who used ...
Business Statistics 2 - A consumer research group is interested in testing an ...
statistics - Virtual call centers are staffed by individuals working out of ...
statistics - Your muffler factory claims to manufacture mufflers with a ...
statistics - An auto maker estimates that the mean gas mileage of its sport ...
statistics - The manufacturer of a new compact car claims the miles per gallon (...
Statistics - The manufacturer of a new compact car claims the miles per gallon (...
precaculus - 1. Gas Mileage Problem The EPA efficiency rating Ina particular ...

Members