At a recent NAU fotball game cheerleaders were handing out o

At a recent NAU fotball game, cheerleaders were handing out of free souvenirs. They were carting around a large crate which intially contained 13 navy blue t-sherts, 27gold t-sherts,40 navy blue water bottles,30 gold water bottle, and 60 sage water bottles.

If a single item is selected from the crat at random,

What is the probability it is gold given that it is shirt?

Solution

Given data:They were carting around a large crate which intially contained

13 navy blue t-sherts,

27gold t-sherts,

40 navy blue water bottles,

30 gold water bottle,

and 60 sage water bottles.

   total events=13+27+40+30+60=170

If a single item is selected from the crat at random,

What is the probability it is gold given that it is shirt = 27/170=0.158 (current event/total events)