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The results of a recent study regarding smoking and three types of illness are shown in the following table. We are interested in determining whether or not illness is independent of smoking.
a.State the null and alternative hypotheses to be tested.
b.Show the contingency table of the expected frequencies.
c.Compute the test statistic.
d.The null hypothesis is to be tested at 95% confidence. Determine the critical value for this test. What do you conclude?
e.Determine the p-value and perform the test.
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The state of being comfortable, healthy, or happy, encompassing physical, mental, and emotional health.
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The initial phase of the body's response to stress, triggering a state of alertness or a "fight or flight" reaction.
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The body's physiological reaction to perceived harmful events, attacks, or threats to survival.
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Persistent feelings of anger that have not been adequately addressed or resolved, potentially impacting mental health.
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