(a) The sample mean is
(b) The sample standard deviation is
(c) The test statistic is
(d) The critical value is
(e) The conclusion is A. There is sufficient evidence to support the claim that with the enriched feed, the mean weight is greater than 61.4. B. There is not sufficient evidence to support the claim that with the enriched feed, the mean weight is greater than 61.4.
You can earn partial credit on this problem.