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May 28, 2014

Fish Story Case Study

The Fish Story: Not Too Many Fish in the Sea case study and data.


Download the case study
Download the data

Paired t-Test and Nonparametric Tests:

Use the DASL Fish Prices data to investigate whether there is evidence that overfishing occurred from 1970 to 1980.  Key ideas: Adjusting for Inflation, Additive Versus Multiplicative Models, Hypothesis Testing, Matched Pairs, Paired t-Test, Nonparametric Tests.

JMP features demonstrated:

Formula Editor, Analyze > Distribution, Analyze > Matched Pairs

Statistical/graphical tools used:

Histograms, normal quantile plots, log transformations, inverse transformation, paired t-test, Wilcoxon Signed Rank test.

6679_fish story.png

Statistics case studies provided by Dewayne Derryberry of the Math Department at Idaho State University.

Note:  Minor revision May 13, 2015 for JMP 12.