A town believes the depth of a nearby river is 12 feet.  The table below is of depth samples taken over 9-days. 10.8 11.9 12.6 12.4 11.7 10.9 12.4 12.8 11.9   A researcher believes that the depth is different than 12 ft.  At the 94% level, find: Is this left, right, or two tailed  Put left, right, two List the critical value(s)  separate with a comma if needed What is the test statistic  What is the p-value  Where is the test statistic on the graph  (left, middle, right)

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter9: Solving Quadratic Functions
Section: Chapter Questions
Problem 4CA
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A town believes the depth of a nearby river is 12 feet.  The table below is of depth samples taken over 9-days.

10.8 11.9 12.6
12.4 11.7 10.9
12.4 12.8 11.9

 

A researcher believes that the depth is different than 12 ft.  At the 94% level, find:

Is this left, right, or two tailed  Put left, right, two

List the critical value(s)  separate with a comma if needed

What is the test statistic 

What is the p-value 

Where is the test statistic on the graph  (left, middle, right) 

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