1.

13. Find the mean of the following data.7,6,5, 0,7,8,9

Answer»

Mean = Total sum/total quantity

( 7 + 6 + 5 + 0 + 7 + 8 + 9)/7

= (18 + 24)/7

= 6

mean=Total sum/total number =(7+6+5+0+7+8+9)/7=(42)/7=6



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