1 a nutritionist claims that the mean tuna consumption by a

(1) a nutritionist claims that the mean tuna consumption by a person in the United States is 3.1 pounds per year. A random sample of 60 people in the United States shows that the mean tuna consumption by a person is 2.9 pounds per year with a standard deviation of 0.94 pound. Please test the nutritionist

Solution

a nutritionist claims that the mean tuna consumption by a person in the United States is 3.1 pounds per year. A random sample of 60 people in the United States shows that the mean tuna consumption by a person is 2.9 pounds per year with a standard deviation of 0.94 pound. Please test the nutritionist