If Two Random Samples of Size 36 Each Are Selected $\bar { X } _ { 1 } - \bar { X } _ { 2 }$

question 31

True/False

If two random samples of size 36 each are selected independently from two populations with variances 25 and 16,then the standard error of the sampling distribution of the sample mean difference, $\bar { X } _ { 1 } - \bar { X } _ { 2 }$ ,is 5- 4 = 1.

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