olex claims that its watches on average will neither gain nor lose time during a week. A sample of 18 watches provided the following gains (+) or losses (−) in seconds per week. Seconds -0.32 -0.20 -0.38 -0.32 0.32 -0.23 0.30 0.25 -0.25 -0.31 -0.61 -0.48 -0.47 -0.44 -0.04 -0.20 -0.68 0.05 Is it reasonable to conclude that the mean gain or loss in time for the watches is 0? Use the .05 significance level. Based on the information above, find the Test statistics? -2.1098 2.1098 -3.197 0.0698
olex claims that its watches on average will neither gain nor lose time during a week. A sample of 18 watches provided the following gains (+) or losses (−) in seconds per week. Seconds -0.32 -0.20 -0.38 -0.32 0.32 -0.23 0.30 0.25 -0.25 -0.31 -0.61 -0.48 -0.47 -0.44 -0.04 -0.20 -0.68 0.05 Is it reasonable to conclude that the mean gain or loss in time for the watches is 0? Use the .05 significance level. Based on the information above, find the Test statistics? -2.1098 2.1098 -3.197 0.0698
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 4DGP
Related questions
Question
Rolex claims that its watches on average will neither gain nor lose time during a week. A sample of 18 watches provided the following gains (+) or losses (−) in seconds per week.
Seconds |
-0.32 |
-0.20 |
-0.38 |
-0.32 |
0.32 |
-0.23 |
0.30 |
0.25 |
-0.25 |
-0.31 |
-0.61 |
-0.48 |
-0.47 |
-0.44 |
-0.04 |
-0.20 |
-0.68 |
0.05 |
Is it reasonable to conclude that the
Based on the information above, find the Test statistics?
-2.1098
2.1098
-3.197
0.0698
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