Question

9.
Marks of 12 students in a unit test are given as 4, 21, 13, 17,5,9, 10, 20, 19, 12, 20, 14.
Assume a mean and calculate the arithmetic mean of the data. Assume another number as
mean and calculate the arithmetic mean again. Do you get the same result? assumed mean =17
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Answer 1

Step-by-step explanation:

Marks of 12 students in a unit test are given as 4, 21, 13, 17,5,9, 10, 20, 19, 12, 20, 14.

Assume a mean and calculate the arithmetic mean of the data. Assume another number as

mean and calculate the arithmetic mean again. Do you get the same result? assumed mean =17