Statistics questions


label Statistics
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Apr 14th, 2015

xbar1-xbar2=1086-1168 = -82

Critical value = 1.314

Standard error = 16

Margin of error =21

Lower limit = -82-21= -103

Upper limit = -82+21= = -61

If we use 1.372

Margin of error =22

Lower limit = -82-22= -104

Upper limit = -82+22 = -60


Apr 14th, 2015

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Apr 14th, 2015
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Apr 14th, 2015
Nov 24th, 2017
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