An automobile dealer decides to select a month for its annual sale. Find the probability that it will be September or October.
1/12
1/6
1/4
5/6
2. Multiple Choice
5 minutes
1 pt
At a community swimming pool there are 2 managers, 8 lifeguards, 3 concession stand clerks, and 2 maintenance people. If a person is selected at random, find the probability that the person is either a lifeguard or a manager.
2/3
8/15
2/15
not enough information
3. Multiple Choice
5 minutes
1 pt
A recent study of 200 nurses found that of 125 female nurses, 56 had bachelor's degrees: and of 75 male nurses, 34 had bachelor's degrees. If a nurse is selected at random, find the probability that the nurse is a female or has a bachelor degree.
159/200
125/200
215/200
90/200
4. Multiple Choice
5 minutes
1 pt
A recent study of 200 nurses found that of 125 female nurses, 56 had bachelor's degrees: and of 75 male nurses, 34 had bachelor's degrees. If a nurse is selected at random, find the probability that the nurse selected is a male nurse with a bachelor's degree.
At a particular school with 200 male students, 58 play football, 40 play basketball, and 8 play both. What is the probability that a randomly selected male student plays neither sport?
49/100
29/100
51/100
9/20
8. Multiple Choice
5 minutes
1 pt
In a statistics class there are 18 juniors and 10 seniors; 6 of the seniors are females, and 12 of the juniors are males. If a student is selected at random, find the probability of selecting a junior or a female.
24/28
12/28
18/28
6/28
9. Multiple Choice
5 minutes
1 pt
The Bargain Auto Mall has these cars in stock. If a car is selected at random, find the probability that it is Foreign and mid-sized.
20/300
135/300
155/300
40/300
10. Multiple Choice
5 minutes
1 pt
The Bargain Auto Mall has these cars in stock. If a car is selected at random, find the probability that it is Domestic or an SUV.