A research physician wants to estimate the average age of people with diabetes. She takes a random
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Question:
A research physician wants to estimate the average age of people with diabetes. She takes a random sample of 35 diabetics with a mean age of 50.5 years. Assume Standard Deviation = 21.2. A pharmaceutical company claims that the average age of people with diabetes is 60. At the 1% significance level, does the data provide sufficient evidence to conclude that the average age of people with diabetes is different than 60.
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