A drug is suspected of causing an elevated heart rate in a certain group of high-risk patients.

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A drug is suspected of causing an elevated heart rate in a certain group of high-risk patients. Twenty patients from the group were given the drug. The changes in heart rates were found to be as follows.
A drug is suspected of causing an elevated heart rate

Construct a 98% confidence interval for the mean change in heart rate. Assume that the population has a normal distribution. Interpret your answer.

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Mathematical Statistics With Applications In R

ISBN: 9780124171138

2nd Edition

Authors: Chris P. Tsokos, K.M. Ramachandran

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