In a study of the relationship between sleep apnea and
hypertension (New England Journal of Medicine, 2000), researchers
categorized the participants by the severity of sleep apnea at the
beginning of the study, and four years later recorded whether or
not the participant had hypertension. Here is the table of the
summarized data:
Severity of sleep apnea
Not
Somewhat
Severe
Very
Total
Severe hypertension?
Yes
32
142
63
40
277
No
155
365
69
27
616
Total
187
507
132
67
893
QUESTION:
Suppose that the observed cell counts were actually three times
as big as those reported in the original study. How would the
p-value change?
Group of answer choices
Increase
Stay the same
Decrease
In a study of the relationship between sleep apnea and hypertension (New England Journal of Medicine, 2000), researchers
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In a study of the relationship between sleep apnea and hypertension (New England Journal of Medicine, 2000), researchers
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