1.

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

Answer»

make brainlistStep-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.


Here 8, after 1 is greater than 5, so the result after rounding off is.



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