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please show work. thanks. 12. Confidence Interval for Estimating for Pulse Rates Listed below is a simple random sample of pulse rates (beats per minute

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12. Confidence Interval for Estimating for Pulse Rates Listed below is a simple random sample of pulse rates (beats per minute or bpm) obtained from adult females (based on Data Set 1 "Body Data" in Appendix B). Construct a 99% confidence interval estimate of . (16 pts) Step 1: Check requirements \& Draw and label the curve. Step 2: Using Table A-4 or StatCrunch to find the ChiSquare Critical Values Step 3: Find the confidence interval for the population variance. Step 4: Find the confidence interval for the population standard deviation. Interpretation

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