The number of successes and the sample size are given for a simple random sample from a population. Use theone-proportion plus-four z-interval procedure to find the required confidence interval.
-n = 188, x = 157; 95% level
A)0.786 to 0.870
B)0.774 to 0.882
C)0.785 to 0.871
D)0.775 to 0.881

Question

The number of successes and the sample size are given for a simple random sample from a population. Use theone-proportion plus-four z-interval procedure to find the required confidence interval.
-n = 188, x = 157; 95% level 
A)0.786 to 0.870
B)0.774 to 0.882
C)0.785 to 0.871
D)0.775 to 0.881

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The Answer of The number of successes and the sample size are given for a simple random sample from a population. Use theone-proportion plus-four z-interval procedure to find the required confidence interval.
-n = 188, x = 157; 95% level 
A)0.786 to 0.870
B)0.774 to 0.882
C)0.785 to 0.871
D)0.775 to 0.881

The Number of Successes and the Sample Size Are Given