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Solution - The following distribution shows the daily pocket allowance of children of a locality. The mean pocket allowance is Rs.18. - Mean of Grouped Data

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Question

The following distribution shows the daily pocket allowance of children of a locality. The mean pocket allowance is Rs.18. Find the missing frequency f.

Daily pocket allowance (in Rs 11­ − 13 13­ − 15 15 −17 17 − 19 19 − 21 21 − 23 23 − 25
Number of workers 7 6 9 13 f 5 4

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Solution for question: The following distribution shows the daily pocket allowance of children of a locality. The mean pocket allowance is Rs.18. concept: Mean of Grouped Data. For the course CBSE
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