Answers

2016-03-13T14:51:16+05:30
First 5 composite nos.=468, 9, 10
mean=sum of all observations/total no. of observations
         =4+6+8+9+10/5
         =37/5
          =7.4
∴the mean of first five composite nos. is 7.4.

..................hope this helps...................^-^
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2016-03-13T14:53:01+05:30
First five composite number - 4,6 ,8 ,9,10
= mean=4+6+8+9+10/5
=37/5 =7.4
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