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Amy takes a simple random sample of 18 professional hockey players and 13 professional baseball players. In her sample,
Posted: Wed Nov 24, 2021 9:23 am
by answerhappygod
- Amy Takes A Simple Random Sample Of 18 Professional Hockey Players And 13 Professional Baseball Players In Her Sample 1 (40.29 KiB) Viewed 58 times
Amy takes a simple random sample of 18 professional hockey players and 13 professional baseball players. In her sample, the hockey players had a mean weight of 196.22 pounds with a standard deviation of 16.34 pounds. The baseball players had a mean weight of 207.5 pounds with a standard deviation of 18.87 pounds. Calculate a 95% confidence interval for the differences between weights. Please write your answers to at least four decimal places. a. Critical value: b. Degrees of freedom: c. Standard error: d. Point estimate: e. Margin of error: f. Confidence interval: << Submit
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