To get the standard error for the difference in the means of two ...

[berenicecastro]

To get the standard error for the difference in the means of two independent samples, you take the square root of the __________ of the squares of the individual standard errors.
 Fill in the blank(s) with correct word

Question 2

The difference in the means of two independent samples has __________ variability than the mean of the differences in a matched-pairs sample. (Assume sample sizes are comparable and the values in the pairs are positively correlated.)
 Fill in the blank(s) with correct word

[perkiness]

Answer to Question 1

SUM

Answer to Question 2

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[berenicecastro]

Thank you!

[perkiness]

Always glad to help...