Researchers stocked a lake with fish in the following proportions.: 30% catfish, 15% bass, 40% bluegill and 15% pike. Five years later, they sampled 240 fish randomly from the lake to see if the distribution of fish had changed. The results are listed in the table below.

TypeCatfishBassBluegillPikeFish69409239At the 0.025 significance level, test the claim that the distribution of fish has not changed in five years.

The test statistic is2=_____________

The P-value (to 3 decimal places) isP=_______________

The conclusion isa or b

A.There is not sufficient evidence to warrant the rejection of the claim that the distribution of fish has not changed.

B.There is sufficient evidence to warrant the rejection of the claim that the distribution of fish has not changed.