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T-Distribution Hypothesis Test Testing: H 0 : μ = 6.76 H 1 : μ > 6.76...

T-Distribution Hypothesis Test Testing: H 0 : μ = 6.76 H 1 : μ > 6.76 Your sample consists of 40 subjects, with a mean of 7.2 and standard deviation of 2.48. Calculate the test statistic, rounded to 2 decimal places. t =

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Answer #1

Solution:

Given that,

= 6.76

= 7.2

s = 2.48

n = 40

The test statisc t is,

t = ( -  ) /  (s /n)

t =( 7.2 - 6.76) / (2.48 / 40 )

t = (0.4440 / 2.48 )

t = 1.12

Test staistic = 1.12

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