lettymartinez6842
21.11.2020 •
Mathematics
A sample of 68 electric motors had a mean efficiency of 0.595 (assume that the standard deviation is known to be 0.05). Let μ represent the mean efficiency of electric motors of this type.
Find the P-value for testing H0 : μ ≥ 0.6 versus H1 : μ < 0.6.
P-value =
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Ответ:
The answer for this is (0,3) and (-3,3)