The distribution of scores on a statistics exam is T(50, 60, 95). (a) Find the mean. (b)

Question:

The of scores on a statistics exam is T(50, 60, 95).
(a) Find the mean.
(b) Find the standard deviation.
(c) Find the probability that a score will be less than 75.
(d) Sketch the and shade the area for the event in part (c). Distribution
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