Question

1) Below are the scores scored by a cricketer in 6 matches
10, 15, 20, 22, 18,5
a) What is the mean of the scores
b) If he scores 130 in the seventh match, what will be the mean?
c) Does the mean evaluate his performance accurately?
d) What will be the median of these scores​

Answer 1

1). 10+15+20+22+18+5/6= 15.

because mean = sum of observation/ total number of observation

2). it will be according to the first one.

4). 15, 18

and other I don't know