Question: As seen in Exploration 6.1, an instructor collected data on prices (in dollars) paid by students for their most recent haircut, also recording each students
As seen in Exploration 6.1, an instructor collected data on prices (in dollars) paid by students for their most recent haircut, also recording each student’s sex, to test whether females in the population paid more on average for their most recent haircut than males. Which of the following are appropriate sets of hypotheses? (Circle all that apply.)
A. H0: There is no association between a person’s sex and haircut prices.
Ha: There is an association between a person’s sex and haircut prices with females tending to pay more than males.
B. H0: Males and females in the population pay the same price on average for their last haircut.
Ha: Males in the population pay less on average than females for their last haircut.
C. H0: µfemale − µmale = 0
Ha: µfemale − µmale > 0
D. H0: µfemale = µmale
Ha: µfemale > µmale
E. H0: xfemale = xmale
Ha: xfemale > xmale
F. H0: There is no association between a person’s sex and haircut prices.
Ha: There is an association between a person’s sex and haircut prices.
G. H0: µfemale = µmale
Ha: μfemale ≠ μmale
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