A state legislator wants to determine whether her performance rating (0-100) has changed from last year to this year. The following table shows the legislator's performance rating from the same 8 randomly selected votes for last year and this year. At σ = 0.01, is there enough evidence to conclude that the legislator's performance rating has changed? Answer: p-value = 0.123

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 7E
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A state legislator wants to determine whether her performance rating (0-100) has changed from last year to this year. The following table shows the legislator's performance rating from the same 8 randomly selected votes for last year and this year. At σ = 0.01, is there enough evidence to conclude that the legislator's performance rating has changed?


Answer: p-value = 0.123

A state legislator wants to determine whether her performance rating (0-100) has changed from last
year to this year. The following table shows the legislator's performance rating from the same 8
randomly selected votes for last year and this year. At o = 0.01, is there enough evidence to conclude
that the legislator's performance rating has changed?
Voter
Rating(last year)
Rating(this year) 56
Answer: p-value = 0.123
1
2
3
4
6
8
60
54
78
84
91
25
50
65
48
70
60
85
40
40
55
Transcribed Image Text:A state legislator wants to determine whether her performance rating (0-100) has changed from last year to this year. The following table shows the legislator's performance rating from the same 8 randomly selected votes for last year and this year. At o = 0.01, is there enough evidence to conclude that the legislator's performance rating has changed? Voter Rating(last year) Rating(this year) 56 Answer: p-value = 0.123 1 2 3 4 6 8 60 54 78 84 91 25 50 65 48 70 60 85 40 40 55
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