If an instructor adds five points to everyone's grade on an exam, what will not change?
A) the mode
B) the mean
C) the median
D) the standard deviation

Name: If an instructor adds five points to everyone's grade on an exam, what will not change? A) the mode B) the mean C) the median D) the standard deviation
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Question

Quizplus · Accepted Answer

Adding a constant to each data point increases the mean, median, and mode by that constant, but the standard deviation, which measures the spread of data, remains unchanged.

If an Instructor Adds Five Points to Everyone's Grade on an Exam