Question

1. State the test statistic: t =

2. State the p-value:

3. Decision:

  • Fail to reject the null hypothesis
  • Reject the null hypothesis

 

Statistics students believe that the mean score on a first statistics test is 65. The
instructor thinks that the mean score is higher. She samples 10 statistics students and
obtains the scores:
Grades
63.9| 68.4 | 69
96
64.3
63.9
65
69
62.7 68.4
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Hypothesis Testing

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Transcribed Image Text

Statistics students believe that the mean score on a first statistics test is 65. The instructor thinks that the mean score is higher. She samples 10 statistics students and obtains the scores: Grades 63.9| 68.4 | 69 96 64.3 63.9 65 69 62.7 68.4