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GPAs for four sports teams

Avg difficulty 2.5

Four sports teams took a random sample of players regarding their GPAs for the last year. The results are shown in the table.

Basketball Baseball Hockey Lacrosse
3.6 2.1 4.0 2.0
2.9 2.6 2.0 3.6
2.5 3.9 2.6 3.9
3.3 3.1 3.2 2.7
3.8 3.4 3.2 2.5

Use a significance level of 5%, and determine if there is a difference in GPA among the teams.

OpenStax Introductory Business Statistics 2e, 12.3 The F Distribution and the F-Ratio, exercise 5

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Adapted from Introductory Business Statistics 2e © 2023 Rice University. Licensed under CC BY 4.0. Source: Introductory Business Statistics 2e. Imported at revision 50ec917.