11.16 Refer to the data of Exercise of 11.8.Calculate a 95% confidence interval for β0.What is the interpretation of H0: β1 = 0 for the problem in Exercise 11.8?Test the hypotheses H0: β0 = 0 versus Ha: β0 ≠ 0.d. Determine the p-value of the test of H0: β0 = 0. NoItems 1 111Time4.8 14.7 13.7NoItems 3 3Time320.8 26.8 12.9NoItems 5 5Time17.2 18.1 17.9Noltems 7 8 8Time 21.5 26.5 28.2Noltems 10 10 10Time 25.2 28.2 22.65 56Noltems 17 18 18Time 32.5 39.5 39.0Noltems 27Time9.512.43 3 413.0 15.4 10.8612.9 19.6 27.91131.38 8 826.1 28.225.11837.01 2 2 2 2 2 3 3 311.8 10.5 12.0 14.3 16.4 17.9 14.5 16.7 20.111 1127.21935.5313730 3046.1 42.9 48.3 46.0 48.228.82038.33954.74 4 4 4 420.3 22.3 20.0 21.9 20.76 6 6 6 6 722.2 23.2 17.515.3 21.8 17.989922.3 21.8 25.511 12 1229.734.327.92144.02239.64049.9 55.4316.84 4 4 520.919.9 17.1 19.123 24 2542.334.6 44.941 45 4657.1 52.4999 10 10 1024.4 18.1 26.724.6 30.1 21.57 7 720.1 18.9 29.312 12 14 14 15 1629.728.734.638.0 28.037.025 26 272547.4 49.2 45.8 44.0

1. 95% confidence interval for β0: Excel Procedure: Enter NoItems and Time data in Excel Go to…

Refer to the data of Exercise of 11.8. Calculate a 95% confidence interval for β0. What is the interpretation of H0: β1 = 0 for the problem in Exercise 11.8? Test the hypotheses H0: β0 = 0 versus Ha: β0 ≠ 0.

Refer to the data of Exercise of 11.8. Calculate a 95% confidence interval for β0. What is the interpretation of H0: β1 = 0 for the problem in Exercise 11.8? Test the hypotheses H0: β0 = 0 versus Ha: β0 ≠ 0.

College Algebra (MindTap Course List)

12th Edition

ISBN:9781305652231

Author:R. David Gustafson, Jeff Hughes

Publisher:R. David Gustafson, Jeff Hughes

Chapter8: Sequences, Series, And Probability

Section8.CR: Chapter Review

Problem 37E: Find the positive geometric mean between 4 and 64.

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Question

11.16 Refer to the data of Exercise of 11.8.

Calculate a 95% confidence interval for β₀.
What is the interpretation of H₀: β₁ = 0 for the problem in Exercise 11.8?
Test the hypotheses H₀: β₀ = 0 versus H_a: β₀≠ 0.

d. Determine the p-value of the test of H₀: β₀ = 0.

NoItems 1 111
Time
4.8 14.7 13.7
NoItems 3 3
Time
3
20.8 26.8 12.9
NoItems 5 5
Time
17.2 18.1 17.9
Noltems 7 8 8
Time 21.5 26.5 28.2
Noltems 10 10 10
Time 25.2 28.2 22.6
5 56
Noltems 17 18 18
Time 32.5 39.5 39.0
Noltems 27
Time
9.5
1
2.4
3 3 4
13.0 15.4 10.8
6
12.9 19.6 27.9
11
31.3
8 8 8
26.1 28.2
25.1
18
37.0
1 2 2 2 2 2 3 3 3
11.8 10.5 12.0 14.3 16.4 17.9 14.5 16.7 20.1
11 11
27.2
19
35.5
31
37
30 30
46.1 42.9 48.3 46.0 48.2
28.8
20
38.3
39
54.7
4 4 4 4 4
20.3 22.3 20.0 21.9 20.7
6 6 6 6 6 7
22.2 23.2 17.5
15.3 21.8 17.9
899
22.3 21.8 25.5
11 12 12
29.7
34.3
27.9
21
44.0
22
39.6
40
49.9 55.4
3
16.8
4 4 4 5
20.9
19.9 17.1 19.1
23 24 25
42.3
34.6 44.9
41 45 46
57.1 52.4
999 10 10 10
24.4 18.1 26.7
24.6 30.1 21.5
7 7 7
20.1 18.9 29.3
12 12 14 14 15 16
29.7
28.7
34.6
38.0 28.0
37.0
25 26 27
25
47.4 49.2 45.8 44.0

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