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統計學題目

The nurse at Stephenson High school claims the expected heart rate of a healthy 16-year-old female student is 80 bpm.Heart rates are known to follow a nomal distribution with a standard deviation of 5 bpm. Five 16-year-old students are selected at random and their heart rates are measured as 77

70

75

65

62bpm

Evaluate the nurse

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    standard deviation 公式 standard deviation excel relative standard deviation sample standard deviation population standard deviation pooled standard deviation standard deviation 標準差 standard deviation index heart rates Stephenson High school female student heart rate bpm critical value risk level The nurse rejection region
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