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20. The statistical hypothesis for a test on a mean is given below, as well as the reduced difference obtained for this test. H0: m

20. The statistical hypothesis for a test on a mean is given below, as well as the reduced difference obtained for this test.

H0: m = 180

H1: m 180

n = 25

Reduced deviation t = 1.47

Determine the descriptive threshold, ap

a) 0,4227

b) 0,3454

c) 0,1546

d) 0,0773

e) 0.4614

f) 0.0387

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