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Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.3: Measures Of Spread

Problem 1GP

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Students in an introductory college economics class were asked how many credits they had earned in college and how certain they were about their
choice of major. Their replies are summarized below.
Degree of Certainty
Somewhat Certain
Row Tot
Very Certain
24
Credits Earned
Very Certain
Under 10
16
46
10 through 59
16
8
20
44
60 or more
14
22
38
Col Total
42
38
48
128
For a chi-square test of independence, degrees of freedom would be
Multiple Choice
2
**:
4
127

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