arithmetic mean of the following series is 24 age in years 20 21 22 X 24 25
no of persons 1 2 4 5 15
23
find the missing item X
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helo guys its your answer
Explanation:
Find the Arithmetic Mean from the following frequency table: Marks. 52. 58 ... 8 x 12 + 12 x 16 + 15 x 20 + p x 24 + 20 x 16 + 25 x 8 + 30 x 4. = 96 + 192 ... values 25. Since 22nd item lies
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