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If x represents a random variable with mean 118 and standard deviation 30, then the standard...

If x represents a random variable with mean 118 and standard deviation 30, then the standard deviation of the sampling distribution of the means with sample size 36 is 5.
True or False

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Answer #1

Solution :

Given that ,

mean = = 118

standard deviation = = 30

n = 36

sampling distribution of standard deviation

=  / n = 30 / 36

= 5

true

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