Degree of confidence and sample data
Employ the given degree of confidence and sample data to develop a confidence interval for the population proportion p.
n = 61, x = 19; 95 percent
a. 0.194 < p < 0.428
b. 0.195 < p < 0.427
c. 0.213 < p < 0.409
d. 0.214 < p < 0.408
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