Multiple Choice
If the sample proportions were p1 = 12/50 and p2 = 18/50,what is the approximate 95 percent confidence interval for the difference of the population proportions?
A) [−.144,+.244]
B) [−.120,+.120]
C) [−.298,+.058]
D) [−.011,.214]
Correct Answer:
Verified
Correct Answer:
Verified
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