Question

find the mean. best answer will be marked as brainliest ​

Answer 1

${\huge{\bold{\red{Solution:-}}}}$

x=sigma( fixi)/sigma(fi)

where fi = frequency of ith class and

xi = mid value of ith class

=162/20

=8.1

see above attachment...

Hope it helps you!!!

Answer 2

Check the attachment ___♡