Question: For a particular sample of 50 scores on a psychology exam, the following results were obtained.
First quartile = 42, Third quartile = 77 Standard deviation = 10  Range = 68
Mean = 65   Median = 68   Mode = 71  Midrange = 65
Answer each of the following; show all work.

-          What score was earned by more students than any other score? Why?
-          What was the highest score earned on the exam?
-          What was the lowest score earned on the exam?
-          According to Chebyshev's Theorem, how many students scored between 45 and 85?
-          Assume that the distribution is normal.  Based on the Empirical Rule, how many students scored between 35 and 95?

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