Mathematics, 26.11.2019 05:31 LatishaSW2795
a researcher selects a sample from a population with μ = 30 and uses the sample to evaluate the effect of a treatment. after treatment, the sample has a mean of m = 32 and a variance of s2 = 6. which of the following would definitely increase the likelihood of rejecting the null hypothesis?
question options:
a.
decrease the sample variance
b.
increase the sample mean
c.
increase the sample size
d.
all of the other options will increase the likelihood of rejecting the null hypothesis
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