Mathematics, 12.12.2020 16:00 laywah4

PLEASE HELP The difference of the sample means of two populations is 34.6, and the standard deviation of the difference of the sample means 11.9.

The 95% confidence interval lies between and .

First BLANK:

A. -11.9
B. -23.8
C. -35.7
D. -45.4

Second BLANK:

A. +11.9
B. +23.8
C. +35.7
D. +45.4

Answers: 3

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PLEASE HELP The difference of the sample means of two populations is 34.6, and the standard deviati...