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Standard X
Mathematics
Median from Frequency Distribution Table
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There are 50 numbers. Each number is subtracted from 53 and the mean of the numbers so obtained is found to be (-3.5). Find the mean of the given number
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Q.
There are 50 numbers Each numbers is subtracted from 53 and the mean of the numbers so obtained is found to be -3.5 The mean of the given numbers is
Q.
There are 50 numbers. Each number is subtracted from 53 and the mean of the numbers so obtained is found to be -3.5. The mean of the given numbers is
(a) 46.5
(b) 49.5
(c) 53.5
(d) 56.5
Q.
In order to make the computation of the arithmetic mean of a set of
50
numbers simpler each observation is subtracted from
53
and the arithmetic mean of the set of differences is found to be
−
3.5
. The arithmetic mean of the set of given numbers is
Q.
The mean of 15 numbers is 44. If 7 is subtracted from each number what will be the new mean?
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