- In A Class Of 53 Students 20 Are Women 15 Are Earning An A And 4 Are Women That Are Earning An A If A Student Is Ran 1 (108.15 KiB) Viewed 53 times
In a class of 53 students, 20 are women, 15 are earning an A, and 4 are women that are earning an A. If a student is randomly selected from the class, find the probability that the student is a woman or earning an A. Round to the nearest hundredth. You may find it helpful to organize the information in a table: A Not A Total Women 4. 20 Not Women Total 15 53 Question 5 1 pts In a box of 70 markers, 19 markers are either red or black and 15 are missing their caps. If 9 markers are either red or black and are missing their caps, find the probability that a randomly selected marker is red or black or is missing its cap. Round to the nearest hundredth. - C
Question 3 1 pts Four hundred accidents that occurred on a Saturday night were analyzed. The number of vehicles involved and whether alcohol played a role in the accident were recorded. The results are shown below: Did Alcohol Play a Role? Yes No Totals Number of Vehicles 1 2 3 or more Totals 50 95 25 170 27 171 32 230 77 266 57 400 Suppose that one of the 400 accidents is chosen at random. What is the probability that the accident involved alcohol or a single car? 001 77 400 197 400 O 17 40