Question

mean and standard deviation of a data​

Answer 1

The standard deviation is a measure of how close the numbers are to the mean. If the standard deviation is big, then the data is more "dispersed" or "diverse". The average (mean) of both these sets is 6. But the second set is more dispersed: the numbers are further away from the mean.

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Answer 2

Step-by-step explanation:

mean of a given data means the lowest minimum value of that data it will calculated by three methods:- direct method, short-cut method and step deviation method or standard deviation method. in a standard deviation method,

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for more information you can read the book carefully first.