A random sample of size n = 225 yielded p = .46. a. Is the sample size
Question:
A random sample of size n = 225 yielded p̂ = .46.
a. Is the sample size large enough to use the methods of this section to construct a confidence interval for p? Explain.
b. Construct a 95% confidence interval for p.
c. Interpret the 95% confidence interval.
d. Explain what is meant by the phrase "95% confidence interval."
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a The sample size is large enough if both np 15 and nq 15 np 22546 ...View the full answer
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Related Book For 
Statistics For Business And Economics
ISBN: 9780134506593
13th Edition
Authors: James T. McClave, P. George Benson, Terry Sincich
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