We have a sample of 105 body temperatures having a mean of 98.45°F. Assume that the sample is a simple random sample and that the population standard deviation is known to be 0.62°F. Use a 0.05 significance level to test the common belief that the mean body temperature of healthy adults is equal to 98.6°F. a. H0: ______________ b. HA: ______________ c. Type of hypothesis test: __________________ d. Critical value: ___________ e. Test statistic value: ___

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