statistcis

Anonymous
timer Asked: Apr 22nd, 2013

Question Description

 Follow the steps to compute the variance and standard deviation for the following population

13  23  33  43  53  63 73

The population mean (M) is ?  (round to two decimal places as need).

Complete The summary data for computing variance and the standard deviation table:

(round all answers to two decimal places as needed

Raw scores  x-m  (x-m)

13  ?  ?

23  ?  ?

33  ?  ?

43  ?  ?

53  ?  ?

63  ?  ?

73  ?  ?

 

Sums E(x-M)  E(x-m)2

   

The population variance ( ) is? . (round to two decimal places as needed)

The population standard deviation ( ) is ?.


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