Question

The blue catfish is the largest species of North American catfish. According to american expedition, the average weight of a blue catfish is 49 pounds. A random sample of 55 blue catfish has mean weight of 49 pounds. Use 1% significance level to test the claim that the mean weight of the fish is less than 49 pounds. (Standard Deviation is 5)

A. Set the test

B. Find the critical value

C. Draw a normal curve to show the rejection area.

D. Calculate the test statistic.

E. Justify your test, such as fail to reject or reject.

F. Write your meaningful conclusion.

Answer 1

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