Solve this:
Q(a). The ogive of the distribution of marks of 45 students is given below. Find mean by using step deviation method.
(b) The daily expenditure of 100 families are as follows :
Expenditure in (Rs) | 140-160 | 160-180 | 180-200 | 200-220 | 220-240 |
No. of families | 5 | 25 | f1 | f2 | f3 |
Daily mean expenditure per family is Rs. 188. Find f1 and f2.
(c) Calculate mean, median and mode of the following distribution :
No. of wickets | 2 | 3 | 4 | 5 | 6 | 7 |
No. of matches | 2 | 5 | 7 | 6 | 8 | 3 |
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b
https://www.meritnation.com/ask-answer/question/plz-help-find-the-missing-frequencies-f1-and-f2-in-the-fo/statistics/3503147
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b
https://www.meritnation.com/ask-answer/question/plz-help-find-the-missing-frequencies-f1-and-f2-in-the-fo/statistics/3503147
For remaining queries we request you to post them in separate threads to have rapid assistance from our experts.
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