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1. The employees of a company were surveyed on questions regarding their educational background (college degree or no college degree) and marital status (single or married). Of the 600 employees, 400 had college degrees, 100 were single, and 60 were single college graduates. The probability that an employee of the company is single or has a college degree is.Hint: Prepare a contingency table or General Addition Rule

1. .733 B.567 C.0667 D.680

1. For a Binomial Distribution with Sample Size = 10 and Probability of Success = .5, complete the following:
2. Mean number of customers =
3. Probability of at least 3 customers =
4. Probability of exactly 5 customers =
5. Probability of at most 4 customers =
6. Compliment of exactly 2 customers =

TABLE 4-1

Mothers Against Drunk Driving is a very visible group whose main focus is to educate the public about the harm caused by drunk drivers. A study was recently done that emphasized the problem we all face with drinking and driving. Four hundred accidents that occurred on a Saturday night were analyzed. Two items noted were the number of vehicles involved and whether alcohol played a role in the accident. The numbers are shown below: