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Heart rates A trainer records the maximum heart rates of 8 random cyclists over the...

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Heart rates A trainer records the maximum heart rates of 8 random cyclists over the course of a workout The numbers are displayed below and heart rate is known to be normally distributed Construct a 99 confidence interval for the average maximum heart rate 161 164 164 173 178 181 183 191 a The confidence interval is Round to one decimal place b Interpret the interval with a sentence We are 99 confident that the average maximum heart rate of these 8 cyclists is in this interval We are 99 confident that the proportion of maximum heart rates of these 8 cyclists is in this interval We are 99 confident that the proportion of maximum heart rates of all cyclists is in this interval We are 99 confident that the average maximum heart rate of all cyclists is in this interval

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