Asked by Anonymous
caculate the mean of
score frequency
1 1
2 5
3 4
4 3
5 2
score frequency
1 1
2 5
3 4
4 3
5 2
Answers
Answered by
mathhelper
mean = total of scores รท number of cases
= (1*1 + 5*2 + 4*3 + 3*4 + 2*5)/(1+5+4+3+2) = ....
= (1*1 + 5*2 + 4*3 + 3*4 + 2*5)/(1+5+4+3+2) = ....
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