An airline collects data on the number of trips families take in a given year. The following table is the probability distribution for X, the number of trips a family will take in a year. xn 0 1 2 3 4 pn 0.1 0.5 0.2 0.15 0.05 2400 families are in the company’s database as having subscribed to their email list. How many trips can the company expect out of these 2400 families?

Which approach to the theory-and-research cycle does the following sequence reflect: (1) specific observations suggest generalizations, (2) generalizations produce a tentative theory, (3) the theory is tested through the formation of hypotheses, and (4) hypotheses may provide suggestions for additional observations?

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.