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Please provide complete work for this problem. 1. Table below summarizes the distribution of grades in Schools, a. What is the Expected Value of the

Please provide complete work for this problem.

1. Table below summarizes the distribution of grades in Schools, a. What is the Expected Value of the grades? Grades Probability 100 0.6 95 0.1 85 0.1 55 0.10 0 0.10 You should provide both calculation and the formulas. b. With the same variable provided in the table for ql, provide both a distribution as well as the Cumulative probability distribution. (on paper or Excel if you prefer)

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