Two different professors teach an introductory Statistics course. The table shows the distribution of final grades they

Question:

Two different professors teach an introductory Statistics course. The table shows the of final grades they reported. We wonder whether one of these professors is an "easier" grader.

a) Will you test goodness-of-fit, homogeneity, or independence?
b) Write appropriate hypotheses.
c) Find the expected counts for each cell, and explain why the chi-square procedures are not appropriate.

Distribution
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