Question

A cat breeder suspects her kittens weigh more than the larger population of kittens. A random sample of 25 of her kittens were weighed. The sample weighed an average of 1.15 pounds. The population weight of kittens follows a normal distribution with a standard deviation of 0.4 pounds. Using a significance level of 0.05, test the claim that the mean weight of kittens is more than the larger population of 1.0 pounds. What is the test statistic? Give 3 decimal places.

Answer 1

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