Question
A researcher is interested in the decrease in adolescent BMI after a new after school program is implemented to promote exercise in children. Suppose the
A researcher is interested in the decrease in adolescent BMI after a new after school program is implemented to promote exercise in children. Suppose the researcher wants to collect a SRS of children from the program in order to evaluate their loss in BMI.If the population standard deviation is 4.87 kg/m2, and the researcher wants to capture the mean BMI within 4 kg/m2, how many children should he sample to attain 95% confidence?
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Essentials of Business Analytics
Authors: Jeffrey D. Camm, James J. Cochran, Michael J. Fry, Jeffrey W. Ohlmann, David R. Anderson
2nd edition
1305627733, 978-1305861817, 1305861817, 978-0357688960, 978-1305627734
