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The population standard deviation of body temperatures of adults is known to be 0.62 degrees F. A random sample of the body temperatures of 106

The population standard deviation of body temperatures of adults is known to be 0.62 degrees F. A random sample of the body temperatures of 106 adults has a mean of 98.20 degrees F. At the 5% significance level, do the data provide sufficient evidence that the mean body temperature of all adults is less than 98.6 F? show all the work

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