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.) | Number of children |
11-13 | 7 |
13-15 | 6 |
15-17 | 9 |
17-19 | 13 |
19-21 | f |
21-23 | 5 |
23-25 | 4 |
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Text solutionVerified
Answer:-
Daily pocket allowance (in Rs.) | |||
11-13 | 12 | 7 | 84 |
13-15 | 14 | 6 | 84 |
15-17 | 16 | 9 | 144 |
17-19 | 18 | 13 | 234 |
19-21 | 20 | f | 20f |
21-23 | 22 | 5 | 110 |
23-25 | 24 | 4 | 96 |
Given:- Mean
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Question Text | 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. |
Answer Type | Text solution:1 |
Upvotes | 151 |