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The following display from a TI-84 Plus calculator presents the results of a hypothesis test for a population mean . What is the value of

The following display from a TI-84 Plus calculator presents the results of a hypothesis test for a population mean.

What is the value ofs?

T-test

Means=<40

t = -0.483735

p = 0.315322

x = 39.86

Sx = 2.08700

n= 52

-0.483735

0.315322

2.08700

39.86

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