Out of a group of 120 students that were surveyed about winter sports, 28 said they ski and 52 said they snowboard Sixteen of the students who said they ski said they also snowboard. If a student is chosen at random, find each
probability.

P(snowboard | ski)
P(ski | does not snowboard)

find the magnitude of the trig term  

csc

(

x

)

−

1

by taking the absolute value of the coefficient.

1

find the lower bound of the range.

tap for more

y

=

−

2

find the upper bound of the range.

tap for more

y

=

0

the range is  

y

≤

−

2

or  

y

≥

0

.

(

−

∞

,

−

2

]

∪

[

0

,

∞

)

{

y

|

y

≤

−

2

,

y

≥

0

}

step-by-step explanation:

answer: b

step-by-step explanation: