Question: Using data from NHANES, we looked at the pulse rate for nearly 800 people to see whether it is plausible that men and women have

Using data from NHANES, we looked at the pulse rate for nearly 800 people to see whether it is plausible that men and women have the same population mean. NHANES data are random and independent. Minitab output follows.

a. Are the conditions for using a confidence interval for the difference between two means met?
b. State the interval in a clear and correct sentence.
c. Does the interval capture 0? Explain what that shows.

Two-Sample T: CI Sample Womer Men 384 372 Mean 76.3 72.1 StDev 12.8 13.0 SE Mean 0.65 0.67 Difference = (1) -2) Batimate for difference: 4.200 958 CI for difference: 2.357, .043)

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a Yes the samples are random independent and large n1 384 25 n2 372 25 so the conditions a... View full answer

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