Answer :
The mode of the given set of grades from the first psychology exam is 71.
The mode is the most frequent value in a given set of data. In the given set of grades from the first psychology exam: 71, 71, 71, 73, 75, 76, 81, 86, 97, 71 appears three times, more than any other number. Hence, the mode of this set is 71.Therefore, the answer is (a) 71.
The mode is the value that appears most frequently in a data set. The mode of the given set of grades from the first psychology exam is 71.
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