Let x equal the number observed on the throw of a single balanced die. a. Find and

Question:

Let x equal the number observed on the throw of a single balanced die.
a. Find and graph the probability for x.
b. What is the average or expected value of x?
c. What is the standard deviation of x?
d. Locate the interval µ ± 2σ on the x-axis of the graph in part a. What proportion of all the measurements would fall into this range?
Distribution
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