Question

The sum of eight of observations is 72 then the mean of data is . Options. A) 8 B) 9 C) 7.2 D) 2.7​

Answer 1

Answer:

option (B) is correct

Step-by-step explanation:

Sum of the observations =72

no. of observations =8

mean=sum of the observations/no. of observations

hence,

mean=72/8

which gives 9

Answer 2

Answer:

B=9

is the right answer