Test scores on a standardized test from samples of students from two universities are given below. 
Provide a 98% confidence interval estimate for the difference between the test scores of the two universities.
Definitions:
Cognitive
Concerning the cognitive functions used in gaining understanding and insight, such as cognition, recognition, recollection, evaluation, and resolving issues.
Placebo Effect
The phenomenon where an individual experiences a perceived improvement in condition due to a placebo, which they believe is an active medication.
Meta-Analysis
A statistical technique for combining the findings from independent studies to determine the overall trend or effect.
Psychosurgery
Surgical operations that change brain tissue in order to treat psychological disorders.
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