Question: The population mean weight of newborn infants is reported as 6.6 pounds, but a new intern at a local community hospital wants to check this claim. A sample of seven infants is randomly selected and their weights at birth are recorded as 9.0, 7.3, 6 0, 8.5. 6.8, 6.4, 6.6 pounds.

1. What are the null and alternative hypotheses for this stud)? To receive full credit you must write these claims both symbolically' AND in English.
2. What is the critical value if \(\alpha \) = 0.05?
3. What are the sample mean and sample standard deviation?
4. What is the t-value based on the sample?
5. What is your decision about the mean weight of infants based on this study?

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