When you have completed your exam and reviewed your answers, click

When you have completed your exam and reviewed your answers, click Submit Exam. Answers will not be recorded until you hit Submit Exam. If you need to exit before completing the exam, click Cancel Exam. Questions 1 to 20: Select the best answer to each question. Note that a question and its answers may be split across a page break, so be sure that you have seen the entire question and all the answers before choosing an answer. 1. A new car salesperson knows that she sells a car to one customer out of 20 who enter the showroom. Find the probability that she’ll sell a car to exactly two of the next three customers. A. 0.9939 B. 0.0075 C. 0.1354 D. 0.0071 2. Approximately how much of the total area under the normal curve will be in the interval spanning 2 standard deviations on either side of the mean? A. 68.3% B. 99.7% C. 95.5% D. 50% 3. In the binomial probability distribution, p stands for the A. probability of failure in any given trial. B. number of trials. C. probability of success in any given trial. D. number of successes. 4. The area under the normal curve extending to the right from the midpoint to z is 0.17. Using the standard normal table on the textbook’s back endsheet, identify the relevant z value. A. –0.0675 B. 0.4554 C. 0.0675 D. 0.44 Protestant Catholic Jewish Other Democrat 0.35 0.10 0.03 0.02 Republican 0.27 0.09 0.02 0.01 Independent 0.05 0.03 0.02 0.01 5. The table above gives the probabilities of combinations of religion and political parties in a city in the United States. What is the probability that a randomly selected person will be a Protestant and at the same time be a Democrat or a Republican? A. 0.62 B. 0.89 C. 0.67 D. 0.35 6. Each football game begins with a coin toss in the presence of the captains from the two opposing teams. (The winner of the toss has the choice of goals or of kicking or receiving the first kickoff.) A particular football team is scheduled to play 10 games this season. Let x = the number of coin tosses that the team captain wins during the season. Using the appropriate table in your textbook, solve for P(4 ≤ x ≤ 8). A. 0.171 B. 0.246 C. 0.817 D. 0.377 7. From an ordinary deck of 52 playing cards, one is selected at random. What is the probability that the selected card is either an ace, a queen, or a three? A. 0.3 B. 0.25 C. 0.0769 D. 0.2308 8. Tornadoes for January in Kansas average 3.2 per month. What is the probability that, next January, Kansas will experience exactly two tornadoes? A. 0.2087 B. 0.2226 C. 0.1304 D. 0.4076 9. A breeder records probabilities for two variables in a population of animals using the two-way table given here. Let A be the event “shaggy and brown-haired.” Compute P(A c ). Brown-haired Blond Short-haired 0.06 0.23 Shaggy 0.51 0.20 A. 0.51 B. 0.36 C. 0.49 D. 0.77 10. Which of the following is a discrete random variable? A. The number of three-point shots completed in a college basketball game B. The average daily consumption of water in a household C. The weight of football players in the NFL D. The time required to drive from Dallas to Denver 11. An apartment complex has two activating devices in each fire detector. One is smoke-activated and has a probability of .98 of sounding an alarm when it should. The second is a heat-sensitive activator and has a probability of .95 of operating when it should. Each activator operates independently of the other. Presume a fire starts near a detector. What is the probability that both activating devices will work properly? A. 0.9895 B. 0.931 C. 0.049 D. 0.965 12. What is the value of ? A. 1.6 B. 6720 C. 56 D. 336 13. If event A and event B are mutually exclusive, P(A or B) = A. P(A) + P(B). B. P(A) + P(B) – P(A and B). C. P(A + B). D. P(A) – P(B). 14. Assume that an event A contains 10 observations and event B contains 15 observations. If the intersection of events A and B contains exactly 3 observations, how many observations are in the union of these two events? A. 0 B. 10 C. 22 D. 28 15. A breeder records probabilities for two variables in a population of animals using the two-way table given here. Given that an animal is brown-haired, what is the probability that it’s short-haired? Brown-haired Blond Short-haired 0.06 0.23 Shaggy 0.51 0.20 A. 0.222 B. 0.105 End of exam C. 0.0306 D. 0.06 16. The possible values of x in a certain continuous probability distribution consist of the infinite number of values between 1 and 20. Solve for P(x = 4). A. 0.03 B. 0.05 C. 0.02 D. 0.00 17. If the mean number of hours of television watched by teenagers per week is 12 with a standard deviation of 2 hours, what proportion of teenagers watch 16 to 18 hours of TV a week? (Assume a normal distribution.) A. 4.2% B. 0.3% C. 2.1% D. 4.5% 18. Using the standard normal table in the textbook, determine the solution for P(0.00 ≤ z ≤ 2.01). A. 0.1179 B. 0.0222 C. 0.4821 D. 0.4778 19. Let event A = rolling a 1 on a die, and let event B = rolling an even number on a die. Which of the following is correct concerning these two events? A. On a Venn diagram, event A would overlap event B. B. Events A and B are mutually exclusive. C. Events A and B are exhaustive. D. On a Venn diagram, event B would contain event A. 20. Which of the following is correct concerning the Poisson distribution? A. The event being studied is restricted to a given span of time, space, or distance. B. The mean is usually smaller than the variance. C. Each event being studied must be statistically dependent on the previous event. D. The mean is usually larger than the variance.

Calculate the price
Make an order in advance and get the best price
Pages (550 words)
*Price with a welcome 15% discount applied.
Pro tip: If you want to save more money and pay the lowest price, you need to set a more extended deadline.
We know how difficult it is to be a student these days. That's why our prices are one of the most affordable on the market, and there are no hidden fees.

Instead, we offer bonuses, discounts, and free services to make your experience outstanding.
How it works
Receive a 100% original paper that will pass Turnitin from a top essay writing service
step 1
Upload your instructions
Fill out the order form and provide paper details. You can even attach screenshots or add additional instructions later. If something is not clear or missing, the writer will contact you for clarification.
Pro service tips
How to get the most out of your experience with Australia Assessments
One writer throughout the entire course
If you like the writer, you can hire them again. Just copy & paste their ID on the order form ("Preferred Writer's ID" field). This way, your vocabulary will be uniform, and the writer will be aware of your needs.
The same paper from different writers
You can order essay or any other work from two different writers to choose the best one or give another version to a friend. This can be done through the add-on "Same paper from another writer."
Copy of sources used by the writer
Our college essay writers work with ScienceDirect and other databases. They can send you articles or materials used in PDF or through screenshots. Just tick the "Copy of sources" field on the order form.
See why 20k+ students have chosen us as their sole writing assistance provider
Check out the latest reviews and opinions submitted by real customers worldwide and make an informed decision.
Public Administration
Customer 453751, June 28th, 2020
English 101
You guys rock! Plenty of work to spin it and personalize it. And most importantly, on time!
Customer 462833, April 9th, 2022
Political science
Great job God bless you
Customer 453983, February 4th, 2020
Business and administrative studies
Thank you!
Customer 453187, January 11th, 2022
Finance/Acc related
Great job!
Customer 460073, August 14th, 2022
Good work.
Customer 462579, June 4th, 2022
Great job.
Customer 462457, April 28th, 2022
Public Relations (PR)
They did a good Job, with minor mistake, however will use again
Customer 452621, February 9th, 2020
Awesome! Thanks
Customer 454007, June 19th, 2020
excellent work
Customer 456821, June 26th, 2022
English 101
Customer 456823, May 15th, 2022
MGMT 221 Introduction to Management Information System
Thank you!
Customer 457731, February 2nd, 2022
Customer reviews in total
Current satisfaction rate
3 pages
Average paper length
Customers referred by a friend
15% OFF your first order
Use a coupon FIRST15 and enjoy expert help with any task at the most affordable price.
Claim my 15% OFF Order in Chat