# The solution to One sample t test

Fishing Trout. Pyramid Lake is on the Paiute Indian Reservation in the Nevada. The lake is famous for cutthroat trout. Suppose a friend tells you that the average length of trout caught in Pyramid lake is = 19 inches. However the creel survey reported that for a random sample of 51 fish caught, the mean length was xbar = 18.5 inches with estimated standard deviation s = 3.2 inches. Do these data indicate that the average length of a trout caught in Lake Pyramid is less than 19 inches? Use = 0.05.

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Fishing Trout. Pyramid Lake is on the Paiute Indian Reservation in the Nevada.

Fishing Trout. Pyramid Lake is on the Paiute Indian Reservation in the Nevada. The lake is famous for cutthroat trout. Suppose a friend tells you that the average length of trout caught in Pyramid lake is = 19 inches. However the creel survey reported that for a random sample of 51 fish caught, the ...

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Step by step method for testing the hypothesis under 5 step approach is discussed here. Excel template for each problem is also included. This template can be used to obtain the answers of similar problems.