Q In the following frequency of interval (40-50) is not know Arithmetic mean of the distribution is 50 - Economics - Correlation

Question

Q In the following frequency of interval (40-50) is not know
Arithmetic mean of the distribution is 50

Wages
10-20
20-30
30-40
40-50
50-60
60-70
70-80

No of workers
5
3
4
?
2
5
13

Mehak Garg · Accepted Answer

Wages	10-20	20-30	30-40	40-50	50-60	60-70	70-80
No. of workers	5	3	4	?	2	5	13

Q. In the following frequency of interval (40-50) is not know. Arithmetic mean of the distribution is 50. Wages 10-20 20-30 30-40 40-50 50-60 60-70 70-80 No. of workers 5 3 4 ? 2 5 13