Stats 101 Unit 3 Quiz with Questions and Answers

Stats 101 Unit 3 Quiz with Questions and Answers Rolling a die where the chance of a rolling a 1 through 5 is 15% each and the chance of rolling a 6 is 25% is a random event. True or False? ANSWER True; A random event is one where the outcome is unknown but the long term behavior is known. Events do not have to have equally likely outcomes in order to be random events. Events do not have to have equally likely outcomes in order to be random events. True or False? ANSWER True. Suppose that you have a hat filled with 10 white chips, 10 red chips, and 10 blue chips, all the same size. You mix the chips up with your hand, then without looking, you select a chip from the hat. What makes this a random event? ANSWER The fact that you do not know the color of the chip before selecting it from the hat. After studying this chapter, you believe the chance of getting any particular question on this homework assignment correct is 80%. Select the most appropriate method for assigning random numbers from the random number table to simulate this value. ANSWER 0 through 7 indicates a correct answer, 8 through 9 indicates an incorrect answer. Around 50% of the population are men. Select the most appropriate method for assigning random numbers from the random number table to simulate this value. ANSWER 0 through 4 is a male, 5 through 9 is a female. The American College of Obstetricians and Gynecologists says that out of every 100 babies born in the United States, 3 have some kind of major birth defect. Select the most appropriate method for assigning random numbers from a random number table to simulate this value. ANSWER 00 through 02 denotes a baby born with a major birth defect, 03 through 99 denotes a baby born without a major birth defect.