ELEM. STATISTICS TEXT W/ MANUAL+CONNECT
ELEM. STATISTICS TEXT W/ MANUAL+CONNECT
1st Edition
ISBN: 9781260722031
Author: Navidi
Publisher: McGraw-Hill Publishing Co.
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Chapter 15.1, Problem 9E

a.

To determine

To find:The value of test statistic.

b.

To determine

To find:Whether the hypothesis H0 rejected or not.

c.

To determine

To find:Whether the hypothesis H0 rejected or not.

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Students have asked these similar questions
You are using t-test with 15 degrees of freedom to test H0: u=112 vs Ha: u<112, and the rejection was defined to be all the values less than -1.753. What is the implied value of alpha that this test is being performed at?
A veterinarian claims that the mean weight of adult German shepherd dogs is 75 pounds.  The test statistic is -2.01 when a researcher applied hypothesis test to test a veterinarian's claim at ?=0.05α=0.05.  Find the critical value(s) and state the conclusion.
A new insecticide is advertised to kill more than 95% roaches upon contact.  In a laboratory test, the insecticide was applied to 400 roaches and 384 died immediately after contact. Is this sufficient evidence to support the advertised claim?  Use α=0.05.   (c) p-value for the problem above i

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ELEM. STATISTICS TEXT W/ MANUAL+CONNECT

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