SOLUTION: In BUBT, business faculty’s students were randomly assigned to one of two Math teachers - Mr. X and Mrs. Y. After the assignment, Mr. X had 30 students, and Mrs. Y had 25 stud

Algebra ->  Statistics  -> Hypothesis-testing -> SOLUTION: In BUBT, business faculty’s students were randomly assigned to one of two Math teachers - Mr. X and Mrs. Y. After the assignment, Mr. X had 30 students, and Mrs. Y had 25 stud      Log On


   

Question 1162409: In BUBT, business faculty’s students were randomly assigned to one of two Math teachers - Mr. X and Mrs. Y. After the assignment, Mr. X had 30 students, and Mrs. Y had 25
students. At the end of the semester, each class took the same standardized test. Mr. X's
students had an average test score of 78, with a standard deviation of 10; and Mrs. Y's
students had an average test score of 85, with a standard deviation of 15.
Answer by ikleyn(52765) About Me  (Show Source):
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