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प्रश्न
Solve any two of the following.
In some families in a colony the daily purchase of milk in litre is 1, 3, 2, 2, 4, 1, 2, 2, 1. Find the mean, median and mode of daily purchase of milk.
उत्तर
mean=`(1+3+2+2+4+1+2+2+1)/9=18/9=2`
Acending order is 1, 1, 1, 2, 2, 2, 2, 3, 4
The number at middle place is 2.
∴ Median = 2
The number repeated maximum number of times is 2.
∴ the mode is 2
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