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The standard deviation of 25 numbers is ...

The standard deviation of 25 numbers is 40. If each of the numbers in increased by 5, then the new standerd deviation will be -

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The standard deviation of 25 numbers is 40. If each of the numbers in increased by 5, then the new standard deviation will be -

The standard deviation of 25 numbers is 40. If each of the numbers in increased by 5, then the new standard deviation will be -

The standard deviation of a distribution is 30. If each observation is increased by 5, then the new standard deviation will be

The standard deviation of a distribution is 30. If each observation is increased by 5, then the new standard deviation will be

If the standard deviation of a data is 4.5 and if each value of the data is decreased by 5, then find the new standard deviation.

The standard deviation of 15 items is 6 and each item is decreased by 1. Then find the standard deviation of new data.

The standard deviation of 15 items is 6 and each item is decreased by 1. Then find the standard deviation of new data.

The standard deviation for first natural number is