# Question: What does it mean when two events are complements

What does it mean when two events are complements?

## Answer to relevant Questions

A probability experiment is conducted in which the sample space of the experiment is S = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12}. Let event E = {2, 3, 4, 5, 6, 7}, event F = {5, 6, 7, 8, 9}, event G = {9, 10, 11, 12}, and ...Find P(E and F) if P(E or F) = 0.6. Find the probability of the indicated event if P(E) = 0.25 and P(F) = 0.45. The following data represent the number of live multiple-delivery births (three or more babies) in 2007 for women 15 to 54 years old: Age ...... Number of Multiple Births 15–19 ...... 100 20–24 ...... 467 25–29 ...A social worker for a child advocacy center has a caseload of 24 children under the age of 18. Her caseload by age is as follows: What is the probability that one of her clients, selected at random, is: (a) Between 6 and10 ...The following data represent the number of drivers involved in fatal crashes in the United States in 2009 by day of the week and gender. (a) Determine the probability that a randomly selected fatal crash involved a male. (b) ...Post your question