Use the given degree of confidence and sample data to construct a confidence interval for the population proportion p .
n=130, x=69 ; 90 % confidence
A) 0.458

Question

Use the given degree of confidence and sample data to construct a confidence interval for the population proportion  p .
 n=130, x=69 ; 90 %  confidence
A)  0.458<p<0.604

B)  0.461<p<0.601
 
C)  0.459<p<0.603

D)  0.463<p<0.599

Quizplus · Accepted Answer

The sample proportion is calculated as x/n = 69/130 = 0.5308. Using the standard formula for a confidence interval for a proportion and a 90% confidence level, the interval is approximately 0.459 < p < 0.603.

Use the Given Degree of Confidence and Sample Data to Construct