Name: CHAPTER 5 - DISCRETE PROBABILITY DISTRIBUTIONS Course Pack 1. Classify each of the following random variables as discrete or continuous. This is a review from Ch 1. x = the temperature of a...

Problem 3 A and B

Extracted text: Name: CHAPTER 5 - DISCRETE PROBABILITY DISTRIBUTIONS Course Pack 1. Classify each of the following random variables as discrete or continuous. This is a review from Ch 1. x = the temperature of a pizza oven at a particular time. a. b. x = the number of defects found on an automobile at final inspection. c. X= the time needed by a clerk to complete a task. d. x = the weight (in ounces) of the sandwich meat placed on a sub. e. x = the number of customers served during a given day at a drive-through window. %3D 2. If the probability of a success on a single trial is .2, what is the probability of obtaining 3 successes in 10 trials if the number of successes is binomial? 3. The J.O. Supplies Company buys calculators from a Korean supplier. The probability of a defective calculator is 10%. a. If 3 calculators are selected at random, what is the probability that one of the calculators will be defective? b. If 10 calculators are selected at random, what is the probability that 3 or more of the calculators will be defective?