5.38 Of employed U.S. adults age 25 or older, 90.4% have completed high school, while 34.0% have completed college. For H 5 completed high school, C 5 completed college, and assuming that one must complete high school before completing college, construct a tree diagram to assist your calculation of the following probabilities for an employed U.S. adult: Source: Bureau of the Census, Statistical Abstract of the United States 2009, p. 146. P(H) b. P(C|H) P(H and C) d. P(H and C’)

An auto insurance company estimates that 70% of its auto insurance claims involve fraud. An auditor randomly selects 6 claims out of a huge population of claims to review. Use Binomial distribution to find the following probabilities. a. Exactly 4 involves fraud: b. At least 2 involves fraud: c. No more than 1 involves fraud:

The following table gives a two-way classification of all basketball players at a state university who began their college careers between 2004 and 2008, based on gender and whether or not they graduated.       Graduated Did Not Graduate Male 126 45 Female 142 39     If one of these players is selected at random, find the following probabilities.Round your answers to three decimal places.   P( female and graduated) = Enter you answer; P(female and graduated) P( male and did not graduate) = Enter you answer; P(male and did not graduate)

A study of consumer smoking habits includes 200 people in the 18-22 age bracket (40 of whom smoke), 130 people in the 23-30 age bracket (31 of whom smoke), 100 people in the 31-40 age bracket (30 of whom smoke). If one person is randomly selected from this sample find the probability of getting someone who was isage 18 to 22 or smokes. A. 0.593 B.0.695 C.0.468 D.0.607

The following two-way contingency table gives the breakdown of the population of adults in a town according to their highest level of education and whether or not they regularly take vitamins:   Use of Vitamins Education Takes Does Not Take No High School Diploma 0.03 0.07 High School Diploma 0.11 0.39 Undergraduate Degree 0.09 0.27 Graduate Degree 0.02 0.02 You select a person at random. What is the probability the person does not have a high school diploma and takes vitamins regularly? Round your answer to two decimal places, eg 0.32.

A police officer randomly selected 584 police records of larceny thefts. The accompanying data represent the number of offenses for various types of larceny thefts. (a) Construct a probability model for type of larceny theft. (b) Are purse-snatching larcenies unusual? (c) Are motor vehicle accessory larcenies unusual? Click the icon to view the table. ..... (a) Complete the table below. Type of Larceny Theft Pocket picking Probability Data Table Purse snatching Type of Larceny Theft Pocket picking Purse snatching Shoplifting Shoplifting Number of Offenses 7 From motor vehicles 8 Motor vehicle accessories 147 Вicycles From motor vehicles 201 Motor vehicle accessories 80 From buildings Вicycles From buildings From coin-operated machines 30 From coin-operated machines 102 (Round to three decimal places as needed.) 9 Print Done

a Sample Percent approve Percent disapprove Figure 3.11 a. Define three events in the graph. b. Describe in words what the entry 40 means. c. Describe in words the complement of the entry in question 2.

The U.S. Coast Guard maintains a database of the number, source, and location of oil spills in the U.S. navigable and territorial waters. The following is a probability distribution for location of oil spill events. [Source: Statistical Abstract of the United States.]   Location Probability Atlantic Ocean 0.008 Pacific Ocean 0.037 Gulf of Mexico 0.233 Great Lakes 0.020 Other Lakes 0.002 Rivers and canals 0.366 Bays and sounds 0.146 Harbors 0.161 Other 0.027   If an oil spill is selected at random from the database, what is the probability:   The oil spill occurred in an ocean?         The oil spill occurred in a lake or harbor?         The oil spill did not occur in a lake, ocean, river, or canal?

According to government data, 73% of employed women have never been married. Rounding to 4 decimal places, if 15 employed women are randomly selected:   a. What is the probability that exactly 2 of them have never been married?   b. That at most 2 of them have never been married?   c. That at least 13 of them have been married?

In an effort to cut costs and improve profits, many U.S. companies have been turning to outsourcing. In fact, according to Purchasing magazine, 54% of companies surveyed outsourced some part of their manufacturing process in the past two to three years. Suppose 555 of these companies are contacted. Appendix A Statistical Tables a. What is the probability that 337 or more companies outsourced some part of their manufacturing process in the past two to three years? b. What is the probability that 286 or more companies outsourced some part of their manufacturing process in the past two to three years? c. What is the probability that 49% or less of these companies outsourced some part of their manufacturing process in the past two to three years? (Round the values of z to 2 decimal places, e.g. 15.25. Round the intermediate values to 4 decimal places, e.g. 0.2513. Round your answers to 4 decimal places, e.g. 0.2513.) а. b. C.