LSAT Scores the Admissions Officer for the Graduate Programs at the at the University

question 65

Essay

LSAT Scores
The Admissions officer for the graduate programs at the University of Pennsylvania believes that the average score on the LSAT exam at his university is significantly higher than the national average of 1,300.An accepted standard deviation for LSAT scores is 125.A random sample of 25 scores had an average of 1,375. ​ ​
-{LSAT Scores Narrative} Calculate the value of the test statistic and set up the rejection region at the 0.025 level.What is your conclusion?

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