DrHinson Wants to Investigate If Rats Fed a Diet Enriched

Multiple Choice

Dr.Hinson wants to investigate if rats fed a diet enriched with omega will do better at a maze learning task then when these same rats are given a normal diet.He has a total of 30 rats for his experiment.What type of statistical test should Dr.Hinson use in analyze his data?

A) one-sample z test
B) independent-groups t test
C) correlated-groups t test
D) Pearson correlation