An approximate relation between MD about mean and SD of a normal distr – McqOptions

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1.	An approximate relation between MD about mean and SD of a normal distribution is ............................
A.	5md = 4 sd
B.	3md = 3 sd
C.	3md = 2 sd
D.	4md = 5 sd
Answer» B. 3md = 3 sd

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