TessaBJ7407 TessaBJ7407

16-12-2022
Mathematics

Answered

a neurologist is testing the effect of a drug on response time by injecting 100 rats with a dose of drug, and recording the response time. the neurologist knows the response time mean of not injected is 1.2 seconds. the mean of the injected is 1.05 seconds with standard deviation of 0.5. do you think the drug has an effect on response time? please state the null and alternative hypothesis and test it.

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