Atelevision station would like to measure the ability of its weather forecaster. past data have been collected that indicate the following:
probability of sunshine on sunny days is 0.8
probability of sunshine on rainy days is 0.4
probability of a sunny day is 0.6
find the probability of
(i)sunshine
(ii)sunny given that the forecaster has predicted sunshine

Aprofessional hockey team has noticed that, over the past several seasons, as the number of wins increases, the total number of hot dogs sold at the concession stands increases. the hockey team concludes that winning makes people crave hot dogs. what is wrong with the hockey team's conclusion? a) it does not take into account the attendance during each season. b) it does not take into account the number of hamburgers sold during each season. c) it does not take into account the number of concession stands in the hockey arena. d) it does not take into account the number of seasons the hockey team has been in existence.