classes
0-10
10-20
20-30
30-40
40-50
frequency
6
4
3
k
2
If the mean of the following data is 21.5 find the value of k
classes
0-10
10-20
20-30
30-40
40-50
frequency
6
4
3
k
2
If the mean of the following data is 21.5 find the value of k
classes
0-10
10-20
20-30
30-40
40-50
frequency
6
4
3
k
2
If the mean of the following data is 21.5 find the value of k
classes
0-10
10-20
20-30
30-40
40-50
frequency
6
4
3
k
2
If the mean of the following data is 21.5 find the value of k
classes
0-10
10-20
20-30
30-40
40-50
frequency
6
4
3
k
2
If the mean of the following data is 21.5 find the value of k
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