A margin of error within 5 with 95% confidence, assuming a previous sample had s = 18
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A margin of error within ±5 with 95% confidence, assuming a previous sample had s = 18
What sample size is needed to give the desired margin of error in estimating a population mean with the indicated level of confidence?
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The desired margin of error is ME 5 and we have z 196 for 95 confi...View the full answer
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Related Book For
Statistics Unlocking The Power Of Data
ISBN: 9780470601877
1st Edition
Authors: Robin H. Lock, Patti Frazer Lock, Kari Lock Morgan, Eric F. Lock, Dennis F. Lock
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