How hard is it to reach a businessperson by phone? If p is the proportion of of calls. How many business phone calls should you include in a random sample to be 90% the point estimate will be within 0.02 from p? Business people can becreached by a single phone call approximately 18% of the time.
How hard is it to reach a businessperson by phone? If p is the proportion of of calls. How many business phone calls should you include in a random sample to be 90% the point estimate will be within 0.02 from p? Business people can becreached by a single phone call approximately 18% of the time.
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter7: Applying Fractions
Section7.2: Proportions
Problem 47WE
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How hard is it to reach a businessperson by phone? If p is the proportion of of calls. How many business phone calls should you include in a random sample to be 90% the point estimate will be within 0.02 from p? Business people can becreached by a single phone call approximately 18% of the time.
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