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Use the given degree of confidence and sample data to find (a) the margin of error and (b) the confidence interval for the population mean
Use the given degree of confidence and sample data to find (a) the margin of error and (b) the confidence interval for the population mean
8. Cost of basic phone services: 92% confidence; n=64x =$15.30 s=$1.25
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Cambridge IGCSE And O Level Additional Mathematics Coursebook
Authors: Sue Pemberton
2nd Edition
1108411665, 9781108411660
