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QUIZ1 _ solutionsV1

# QUIZ1 _ solutionsV1 - QUIZ1 MGMT 305 07:17:01 1 A...

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MGMT 305 07:17:01 1. A probability distribution showing the probability of x successes in n trials, where the probability of success does not change from trial to trial, is termed a a. uniform probability distribution b. binomial probability distribution c. hypergeometric probability distribution d. normal probability distribution 2. A measure of the average value of a random variable is called a(n) a. variance b. standard deviation c. expected value d. coefficient of variation 3. For the standard normal probability distribution, the area to the left of the mean is a. -0.5 b. 0.5 c. any value between 0 to 1 d. 1 4. Which of the following is not a characteristic of the normal probability distribution? a. The mean, median, and the mode are equal b. The mean of the distribution can be negative, zero, or positive c. The distribution is symmetrical d. The standard deviation must be 1 5. The following information was collected from a simple random sample of 4 test scores on a statistics examination. 75

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QUIZ1 _ solutionsV1 - QUIZ1 MGMT 305 07:17:01 1 A...

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