The distribution of ages of CEOS is given below. If a CEO is selected at random, find the probability that his or her age is under 31 Age Frequency 21-30 1 31-40 8 41-50 27 51-60 29 61-70 24 71-up 11 O 0.01 O 0.35 O 0.08 O 0.36
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- The following chart refers to a sample of 3203 people who were asked if they do charity work. Frequently Occasionally Not at All Males 221 456 795 Females 207 430 1378 Find the probability of selecting a female, or an individual who is not involved in charity work at all. Group of answer choices A. 0.762 B. 0.922 C. 0.328 D. 0.192The following table represents the highest educational attainment of all adult residents in a certain town. If a resident who has completed only a bachelor's degree is chosen at random, what is the probability that they are aged 40 or over? Round your answer to the nearest thousandth. High school only Some college Bachelor's degree Master's degree Total Answer: Age Age 20- 30- 29 39 Age 40- 49 Age 50 & over 549 782 514 1848 3693 Tota 1673 658 699 2829 5859 1680 1138 715 1596 5129 1059 538 248 384 Submit Answer 2229 4961 3116 2176 6657 1691The following table represents the highest educational attainment of all adult residents in a certain town. If a resident who is 40 or older is chosen at random, what is the probability that they have only completed some college? Round your answer to the nearest thousandth. High school only Some college Bachelor's degree Master's degree Total Age 20- 29 Age 30- 39 962 1356 Age 40- 49 439 877 800 Age 50 & over 1330 1754 993 1521 630 1877 1519 343 1167 750 818 Total 3387 5598 4906 3245 5046 5429 2525 4136 17136
- The following bar graph shows the distribution of pennies, nickels, dimes, and quarters in a piggy bank. Coins in a Piggy Bank 50 50 40- 37 30 26 24 20 10 pennies nickels dimes quarters Suppose a coin is selected at random from the piggy bank. Answer the problems below to 2 decimal places. What is the probability that the coin is a penny? What is the probability that the coin is a dime? What is the probability that the coin is not a nickel?A recent survey reported that 47% of 18- to 29-year-olds in a certain country own tablets. What is the probability that in the next six 18- to 29-year-olds surveyed, four will own a tablet? Use the binomial distribution.The following table represents the highest educational attainment of all adult residents in a certain town. If a resident who is aged 30-39 is chosen at randon, what is the probability that they have only completed some college? Round your answer to the nearest thousandth. High school only Some college Bachelor's degree Master's degree Total Age 20-29 Age 30-39 Age 40-49 | Age 50 & over 1058 1637 576 733 803 1103 1026 3665 622 768 734 885 3009 377 3648 1019 1900 1809 880 5608 Total 3432 5108 4222 3168 15930
- The following table represents the highest educational attainment of all adult residents in a certain town. If a resident who is 30-49 years old is chosen at random, what is the probability that they have completed a only high school or just some college? Round your answer to the nearest thousandth. High school only Some college Bachelor's degree Master's degree Total Age Age 20- 29 Age 30- 40- 39 49 1590 1368 285 2157 1306 824 1888 1049 568 1124 297 428 Age 50 & Total over 1974 5217 1012 5299 799 4304 981 2830 6759 4020 2105 4766 17650The 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?A store manager gathers some demographic information from the store's customers. The following chart summarizes the age-related information they collected: Age 60 Number of Customers 69 97 90 50 61 58 One customer is chosen at random for a prize giveaway. (Round answers to 4 decimal places.) a. What is the probability that the customer is at least 20 but no older than 49? b. What is the probability that the customer is either older than 39 or younger than 20? c. What is the probability that the customer is at least 50?
- Observations of a river that is subject to flooding have been carried out over a 100 year period. The number of floods that have occurred per year are given in the following table. Number of years 30 35 22 10 0 Number of floods 0 1 2 3 4 Determine the probability of flooding for the next fifty years.The following table represents the highest educational attainment of all adult residents in a certain town. If an adult is chosen randomly from the town, what is the probability that they have a high school degree or some college, but have no college degree? Round your answer to the nearest thousandth. High school only Some college Bachelor's degree Master's degree Total Age 20-29 Age 30-39 Age 40-49 Age 50 & over 1346 278 1866 2069 1640 1143 6198 1060 1471 1676 433 4640 1531 640 456 2905 2504 1966 887 7223 Total 4550 7575 5922 2919 20966Ans hand written