A research group conducted an extensive survey of 3052 wage and salaried workers on issues ranging from relationships with their bosses to household chores. The data were gathered through hour-long telephone interviews with a nationally representative sample. In response to the question, "What does success mean to you?" 1461 responded, "Personal satisfaction from doing a good job." Let p be the population proportion of all wage and salaried workers who would respond the same way to the stated question. How large a sample is needed if we wish to be 95% confident that the sample percentage of those equating success with personal satisfaction is within 1.6% of the population percentage? (Hint: Use pz 0.48 as a preliminary estimate. Round your answer up to the nearest whole number.)
A research group conducted an extensive survey of 3052 wage and salaried workers on issues ranging from relationships with their bosses to household chores. The data were gathered through hour-long telephone interviews with a nationally representative sample. In response to the question, "What does success mean to you?" 1461 responded, "Personal satisfaction from doing a good job." Let p be the population proportion of all wage and salaried workers who would respond the same way to the stated question. How large a sample is needed if we wish to be 95% confident that the sample percentage of those equating success with personal satisfaction is within 1.6% of the population percentage? (Hint: Use pz 0.48 as a preliminary estimate. Round your answer up to the nearest whole number.)
MATLAB: An Introduction with Applications
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Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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
Transcribed Image Text:A research group conducted an extensive survey of 3052 wage and salaried workers on issues
ranging from relationships with their bosses to household chores. The data were gathered
through hour-long telephone interviews with a nationally representative sample. In response to
the question, "What does success mean to you?" 1461 responded, "Personal satisfaction from
doing a good job." Let p be the population proportion of all wage and salaried workers who
would respond the same way to the stated question. How large a sample is needed if we wish to
be 95% confident that the sample percentage of those equating success with personal satisfaction
is within 1.6% of the population percentage? (Hint: Use p= 0.48 as a preliminary estimate.
Round your answer up to the nearest whole number.)
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