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A calculus instructor uses computer aided instruction and allows students to take the midterm exam as many times as needed until a passing grade is obtained.Following is a record of the number of students in a class of 20 who took the test each number of times.
a.Use the relative frequency approach to construct a probability distribution and show that it satisfies the required condition.
b.Find the expected value of the number of tests taken.
c.Compute the variance.
d.Compute the standard deviation.
Capital Intensive Techniques
Production methods that require a higher investment in physical capital rather than labor.
Payroll Tax
Impositions required from employers or employees, consistently based on a proportion of the payment to laborers.
Net Profits
The amount of money remaining after all operating expenses, taxes, and dividends have been deducted from total revenue.
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