A Researcher Was Interested in Comparing the GPAs of Students

question 13

Essay

A researcher was interested in comparing the GPAs of students at the three University of Toronto campuses: Scarborough,Mississauga,and St.George.Independent random samples of students were taken from each campus and their GPAs were recorded.At a significance level of 0.10,does the Kruskal-Wallis test provide evidence of any differences between the campuses in terms of the GPAs?

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Definitions:

Randomly Occurring Patterns

Sequences or arrangements that appear without a specific order or plan, often perceived mistakenly as meaningful.

Significant

Sufficiently great or important to be worthy of attention; noteworthy.

Self-Serving Bias

A common cognitive bias that causes individuals to see things in a way that favors themselves, often by attributing successes to personal skill and failures to external factors.

Probability

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