Three Universities in Your State Have Decided to Administer the Same

question 42

Short Answer

Three universities in your state have decided to administer the same comprehensive examination to the recipients of MBA degrees. From each institution, a random sample of MBA recipients has been selected and given the test. The following table shows the scores of the students from each university.
Use the Kruskal-Wallis test to determine if there is a significant difference in the average scores of the students from the three universities. Let $\alpha$ = 0.01.

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Definitions:

Risk Aversion

A behavioral tendency to prefer avoiding losses over acquiring equivalent gains, indicating a preference for certainty and safety.

Certainty Effect

The tendency for people to give greater weight to outcomes that are certain, compared to outcomes that are probable, often observed in decision-making under uncertainty.

Definite Outcomes

A term used to describe results or consequences that are clear, predictable, and unambiguous.

Probabilities

The measure of the likelihood that an event will occur, expressed as a number between 0 and 1.