answer for this find the mean question
Attachments:
Answers
Answered by
1
Answer:
a) 18+33+30+21+13/5
=104.6
b) sum of 200 observations/200=150
sum of 200=200×150
sum of 200=30000
sum of 300/300=100
sum of 300=30000
sum of 300+sum of 200/300+200
30000+30000/500
60000/500
120
Similar questions