STAT TECH IN BUSINESS & ECON LL\AC
STAT TECH IN BUSINESS & ECON LL\AC
18th Edition
ISBN: 9781264720545
Author: Lind
Publisher: MCG
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Chapter 12, Problem 5P

(a)

To determine

Obtain the null and the alternative hypotheses.

(b)

To determine

Write the decision rule.

c.

To determine

Determine the decision regarding H0

d.

To determine

Determine the interpretation of the study.

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Indiana has a population of about 7 million people and Ohio about 12 million. Is it possible for there to be a poll where over 50% of Hoosiers say "yes", over 50% of Ohioans say "yes", but over 50% of all residents of both states say "no"? If no, explain why not. If yes, give an example of how that could happen.
A researcher studying allergies to animals is interested in performing a study at the local elementary school. At Pineview Elementary, there are 4 1st grade classrooms. The researcher picks 2 of the 4 classrooms and asks every 1st grader in the 2 classrooms what type of animal they own (cat, dog, rabbit, etc.). He also asks how often they experience allergies. What type of study is this?
I need the answers to 1D, 2 and 3.

Chapter 12 Solutions

STAT TECH IN BUSINESS & ECON LL\AC

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