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jmplabstatsreport._200字

分類:初三作文  字數:200字  編輯:得得9

  Mean62.55 

  Std Dev4.2423385 

  N40 

  100.0%maximum70.000 

  75.0%quartile65.000 

  50.0%median63.000 

  25.0%quartile60.250 

  0.0%minimum51.000 

  Description. 

  The distribution of students’ heights is unimodal, approximately symmetric. The typical student height is the mean, which is 62.55 inches. The standard deviation of the distribution is about 4.24. With a minimum height of 51 and a maximum value of 70, most data falls between the bins 60 ? 62.5. There is a gap between 52.5 and 55. From the box plot, we could see there are 2 outliers. And according to the 1.5IQR rule, 1.5 (65-60.25) = 7.125. Lower fence is Q1- 7.125 = 53.125 which is higher than 51 and 52 inches.

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