OpenStax, Statistics §9.5 Additional Information and Full Hypothesis Test Examples · Example 3 · Statistics · Hypothesis testing
Additional Information and Full Hypothesis Test Examples · Example 3
Statistics students believe that the mean score on the first statistics test is 65. A statistics instructor thinks the mean score is higher than 65. He samples 10 statistics students and obtains the scores
• 65
• 65
• 70
• 67
• 66
• 63
• 63
• 68
• 72
• 71
. He performs a hypothesis test using a 5 percent level of significance. The data are assumed to be from a normal distribution.
Its source prints no answer for this problem, so there's nothing to check against.
OpenStax, Statistics · §9.5 Additional Information and Full Hypothesis Test Examples · Example 3
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