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If Two Random Samples of Sizes 30 and 36 Are

Question 106

Multiple Choice

If two random samples of sizes 30 and 36 are selected independently from two populations with means 78 and 85, and standard deviations 12 and 15, respectively, then the standard error of the difference If two random samples of sizes 30 and 36 are selected independently from two populations with means 78 and 85, and standard deviations 12 and 15, respectively, then the standard error of the difference and is equal to: A) 0.904 B) 3.324 C) 3.391 D) 0.833 and If two random samples of sizes 30 and 36 are selected independently from two populations with means 78 and 85, and standard deviations 12 and 15, respectively, then the standard error of the difference and is equal to: A) 0.904 B) 3.324 C) 3.391 D) 0.833 is equal to:


A) 0.904
B) 3.324
C) 3.391
D) 0.833

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