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Use the Following Information for the Question F=5.21104034\mathrm { F } = 5.21104034

Question 12

Multiple Choice

Use the following information for the question. Researchers conducted a study that examined marital status and stress levels.
A hypothesis test was conducted to test the claim that people with different marital statuses have a different mean stress
level. The TI-84 output for the test is shown below. One-way ANOVA
F=5.21104034\mathrm { F } = 5.21104034
P=.0105994136P = .0105994136
Factor
df=3\mathrm { df } = 3
SS=76.7\mathrm { SS } = 76.7
MS=25.5666667\mathrm { MS } = 25.5666667
-State the null and alternative hypothesis.


A) H0\mathrm { H } _ { 0 } : Marital status and stress levels are associated.
Ha\mathrm { H } _ { \mathrm { a } } : Marital status and stress levels are not associated.
B) H0\mathrm { H } _ { 0 } : There is no difference in the mean stress levels of married and unmarried people. Ha\mathrm { H } _ { \mathrm { a } } : There is a difference in the mean stress levels of married and unmarried people.
C) H0\mathrm { H } _ { 0 } : Marital status and stress levels are not associated.
Ha\mathrm { H } _ { \mathrm { a } } : Mean stress levels of married people are greater than the mean stress levels of unmarried people.
D) H0\mathrm { H } _ { 0 } : Marital status and stress levels are not associated.
Ha\mathrm { H } _ { \mathrm { a } } : Marital status and stress levels are associated.

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