Do the data indicate a significant change in the grade

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Reference no: EM13618512

A professor in the psychology department would like to determine whether there has been a significant change in grading practices over the years. It is known that the overall grade distribution for the department in 2000 had 14% As, 26% Bs, 31% Cs, 19% Ds, and 10% Fs. A sample of n=200 psychology students from last semester produced the following grade distribution:

A	B	C	D	F
32	62	61	28	17

Do the data indicate a significant change in the grade distribution? Test at the .01 level of significance.

Reference no: EM13618512

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