For a frequency distributions, ∑f i = 60 and ∑f ixi = 1260 then the mean (x¯) is ?
Answers
Answered by
0
Answer:
21
Step-by-step explanation:
mean = ∑f ixi / ∑f i
=> 1260/60
=> 21
Answered by
0
Answer:
are you a secondary school's student?
Similar questions