Question

2) A study was reported in which ninth grade Minnesota teens were asked whether they had gambles at least once a week in the past year. The sample consisted of 49.1% boys and 50.9% girls. The proportion of boys who had gambled at least once per week during the past year was 0.229, while among girls this proportion was only 0.045. Let B the event the person is a boy, and C the event the person is a weekly gambler. a) Write each of the figures above in proper notation. b) Create a hypothetical two-way table to represent this situation. CBC o49 /c) create a tree diagram to represent this situation.

Answer 1

om above We have Corn es Cc) Boy o 39x l G-205K lo 5D00D DoooOD TO 1353 u 3 0.2-2 o.ual O-G에 O.ouS 0-95