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What is the conservative degrees of freedom

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Reference no: EM132483823

You are provided with the following statistics from a study done on the number of day two new revolutionary cell phone batteries last while a phone is on, but not used, with all notifications are turned off.

Power Cell  

Cell Charge  

n70

73

x ¯

418.5

403.7

s x

45.5

30.6

What is the "conservative" degrees of freedom that will be used to construct a confidence interval for the difference of two sample means?

Reference no: EM132483823

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