To test whether the average Radford student spends more than $50 per month on alcoholic beverages, Jade surveyed 60 rand
Posted: Wed May 11, 2022 2:29 pm
To test whether the average Radford student spends more than $50
per month on alcoholic beverages, Jade surveyed 60 randomly chosen
students. For her sample, she
found x¯= $52.90 and s= $4.30. The correct
test and hypotheses for Jade’s test are:
A. A z-test
with H0:μ=50, Ha:μ≠50
B. A t-test
with H0:μ=50, Ha:μ≠50
C. A t-test
with H0:μ≤50, Ha:μ>50
D. A z-test
with H0:μ≤50, Ha:μ>50
per month on alcoholic beverages, Jade surveyed 60 randomly chosen
students. For her sample, she
found x¯= $52.90 and s= $4.30. The correct
test and hypotheses for Jade’s test are:
A. A z-test
with H0:μ=50, Ha:μ≠50
B. A t-test
with H0:μ=50, Ha:μ≠50
C. A t-test
with H0:μ≤50, Ha:μ>50
D. A z-test
with H0:μ≤50, Ha:μ>50