A shop records the number of notebooks sold each day for ten days as follows: Value (…

MATHEMATICS · Single correct · CBSE · Mathematics · Statistics · Statistics

Problem

A shop records the number of notebooks sold each day for ten days as follows: Value (

x

) : 8 10 12 15 Frequency (

f

) : 0 5 3 2 Calculate the mean number of notebooks sold per day. (a)

11.25

(b)

12.1

(c)

11.6

(d)

11.27