Question

If all values in a set of 20 observations are
identical then its standard deviation is​

Answer 1

Answer:

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Step-by-step explanation:

Solution :

In this calculation 0.5 has minimum number of significant digits. It has only one significant digit. The result of this calculation is, therefore , to be rounded off to one significant digit. <br><br><br> Here 8, after 1 is greater than 5, so the result after rounding off is.