The number of raisins in each of 16 mini boxes for two brands are shown below: Brand A: 22 27 20 29 24 31 25 26 Brand B: 26 29 25 33 24 35 31 27 Find the mean deviation and the standard deviation for each brand. Find the upper quartile of Brand A and the lower quartile of Brand B. The mini boxes were made in 8 different machines corresponding to each column in the table above. Calculate the Spearman’s rank correlation coefficient and interpret its value.

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The number of raisins in each of 16 mini boxes for two brands are shown below:

                              Brand A: 22    27    20    29    24    31    25    26

                              Brand B: 26    29    25    33    24    35    31    27

 

  1. Find the mean deviation and the standard deviation for each brand. 
  2. Find the upper quartile of Brand A and the lower quartile of Brand B. 
  3. The mini boxes were made in 8 different machines corresponding to each column in the table above. Calculate the Spearman’s rank correlation coefficient and interpret its value.                                                                                                               
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