Act 05 Probability.docx - MAT 125 PPT 5 Activity:...

MAT 125 Name: Jasmine Ogboru
PPT 5 Activity: Probability
Show work by showing writing out the fractions. Write out your final answers using probability notation
on all problems--so for (a) write something like P (Hike) = (fraction or probability or percent) .
1. Glacier National Park. Suppose we select a random sample of 1000 visitors to Glacier National Park
and classify them according to 2 variables regarding their visit, say, staying overnight in the park
and taking a hike
Use the table above to determine the probability that a randomly selected visitor to Glacier
National Park participates in the following activities.
a) Goes on a hike.
.
d) Goes on a hike or stays overnight.
b) Does not stay overnight.
e) Goes on a hike, given that they stay
overnight.
c) Goes on a hike and does not stay
overnight.
f) Stays overnight, given that they go on a
hike.