The following data shows the daily pocket allowance of children of a locality. The mean pocket
allowance is 18. Find the missing frequency ‘f’.
Daily pocket 11-13 13-15 15-17 17-19 19-21 21-23 23-25
Allowance (in )
Number. of Children 7 6 9 13 f 5 4
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The following data shows the daily pocket allowance of children of a locality. The mean pocket
allowance is 18. Find the missing frequency ‘f’.
Daily pocket 11-13 13-15 15-17 17-19 19-21 21-23 23-25
Allowance (in )
Number. of Children 7 6 9 13 f 5 4
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