ICSE Class 10 Answered
Marks obtained by 40 students in a short assessment is given below, where a and b are
two missing data.
Marks
5
6
7
8
9
Number of Students
6
a
16
13
b
If the mean of the distribution is 7.2, find a and b.
Asked by Jai | 23 Nov, 2018, 10:08: AM
Expert Answer
Answered by Yasmeen Khan | 23 Nov, 2018, 11:00: AM
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