Do swimmers count among those who like sports? If not, then
There are 17 swimmers, so
P(boy if swimming) = 8/17 = .47
There are 27 sports, so
P(girl if sports) = 7/27 = .26
Adjust the numbers if swimmers are counted among "sports"
and so on. How did you get your numbers?
Favorite Summer Activity for 50 Children
Reading Sports Swimming TOTAL
Boys 2 20 8 30
Girls 4 7 9 20
TOTAL 6 27 17 50
P(Boy if favorite activity is swimming)
0.26
P(Girl if favorite activity is sports)
0.45
P(Girl if favorite activity is reading)
0.20
P(Boy if favorite activity is sports)
0.67
P(Favorite activity is swimming if a girl)
0.27
P(Favorite activity is reading if a boy)
0.07
P(Favorite activity is swimming if a boy)
0.47
P(Favorite activity is reading if a girl)
0.74
Are my answers correct? I have to go off of a wordbank.
6 answers
There was a wordbank, steve
more than half of this is wrong
P(Boy if favorite activity is swimming) 0.47
P(Girl if favorite activity is sports) 0.26
P(Girl if favorite activity is reading) 0.67
P(Boy if favorite activity is sports) 0.74
P(Favorite activity is swimming if a girl) 0.45
P(Favorite activity is reading if a boy) 0.07
P(Favorite activity is swimming if a boy) 0.27
P(Favorite activity is reading if a girl) 0.20
P(Boy if favorite activity is swimming) 0.47
P(Girl if favorite activity is sports) 0.26
P(Girl if favorite activity is reading) 0.67
P(Boy if favorite activity is sports) 0.74
P(Favorite activity is swimming if a girl) 0.45
P(Favorite activity is reading if a boy) 0.07
P(Favorite activity is swimming if a boy) 0.27
P(Favorite activity is reading if a girl) 0.20
P(Girl if favorite activity is sports) 0.26
P(Girl if favorite activity is reading) 0.67
P(Boy if favorite activity is sports) 0.74
P(Favorite activity is swimming if a girl) 0.45
P(Favorite activity is reading if a boy) 0.07
P(Favorite activity is swimming if a boy) 0.27
P(Favorite activity is reading if a girl) 0.20
P(Boy if favorite activity is swimming) 0.47
P(Girl if favorite activity is sports) 0.26
P(Girl if favorite activity is reading) 0.67
P(Boy if favorite activity is sports) 0.74
P(Favorite activity is swimming if a girl) 0.45
P(Favorite activity is reading if a boy) 0.07
P(Favorite activity is swimming if a boy) 0.27
P(Favorite activity is reading if a girl) 0.20
P(Boy if favorite activity is swimming) 0.47
P(Girl if favorite activity is sports) 0.26
P(Girl if favorite activity is reading) 0.67
P(Boy if favorite activity is sports) 0.74
P(Favorite activity is swimming if a girl) 0.45
P(Favorite activity is reading if a boy) 0.07
P(Favorite activity is swimming if a boy) 0.27
P(Favorite activity is reading if a girl) 0.20
P(Girl if favorite activity is sports) 0.26
P(Girl if favorite activity is reading) 0.67
P(Boy if favorite activity is sports) 0.74
P(Favorite activity is swimming if a girl) 0.45
P(Favorite activity is reading if a boy) 0.07
P(Favorite activity is swimming if a boy) 0.27
P(Favorite activity is reading if a girl) 0.20
the htsrhtdyjy guy got it right for me :D
4 answers