A Random Sample of 89 Tourists in Chattanooga Showed That

question 63

Short Answer

A random sample of 89 tourists in Chattanooga showed that they spent an average of $2,860 in a week) with a standard deviation of $126; and a sample of 64 tourists in Orlando showed that they spent an average of $2,935 in a week) with a standard deviation of $138. We are interested in determining if there is any significant difference between the average expenditures of those who visited the two cities?
a. Determine the degrees of freedom for this test.
b. Compute the test statistic.
c. Compute the p-value.
d. What is your conclusion? Let α = .05.

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Definitions:

Semimembranosus

A large muscle of the posterior thigh part of the hamstrings, involved in knee flexion and hip extension.

Biceps Femoris

A muscle of the posterior thigh that is involved in knee flexion and thigh extension, part of the hamstring group.

Gracilis

A thin, strap-like muscle in the inner thigh that helps in the adduction of the leg.

Semimembranosus

One of the three hamstring muscles at the back of the thigh, involved in knee flexion and hip extension.