t-Test for One Sample Mean
1. Let’s assume that lab rates require an average of 32 trials in a complex water maze before reaching a criterion of three consecutive error-less trials. To determine whether a mildly adverse stimulus has any effect on performance, a sample of 7 lab rats were given a mild electric shock just before each trial.
Decision Rule: Reject H0 at .05 level of significance if ,
given that df = .
c. Interpretation: -
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