If a sample of size 200 has 40 successes, the lower limit of a confidence interval at the 95% level of confidence for the population proportion is ____.
A)	0.2554
B)	0.1446
C)	0.2465
D)	0.1535
Answer:B
If a sample of size 200 has 40 successes, the lower limit of a confidence interval at the 95% level of confidence for the population proportion is ____.
A)	0.2554 B)	0.1446 C)	0.2465 D)	0.1535