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Phyllis Used a Triangular Distribution of T(10, 15, 20) to Represent

Question 94

Multiple Choice

Phyllis used a triangular distribution of T(10, 15, 20) to represent her daily commute time (minutes) . Which statement is incorrect?


A) The distribution is right-skewed.
B) The mode of the distribution is at the mean.
C) The mean of the distribution is 15.
D) The midrange of the distribution is 15.

Correct Answer:

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