Using a random sample of n = 50, the sample mean is = 13.5.Suppose that the population standard deviation is ?=2.5.
Is the above statistical evidence sufficient to make thefollowing claim ? ?15:
?o: ?=15
??: ? ?15
? = 0.05.
p value = 0
Interpret the results using the p value test.
Reject Ho
or
Do not reject Ho
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