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26 Oct 2021
Given information
A ballet instructor is interested to know what percentage of each year’s class will be continued on to the next so that she can plan what classes to offer. Over the years, she has established the following probability distribution where denotes the number of years a student will study ballet with the teacher and denotes the probability of studying for those years.
Step-by-step explanation
Step 1.
By reading the description of the given question and table, the Random variable is defined as the number of years for which a student will study ballet with the teacher.
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