1.
Determining the probability of rolling a '4' or '5' on a number cube by examining the number of possible outcomes and the number of ways to roll a '4' or a '5' is an example of ___________.
A.
theoretical probability
B.
outcome probability
C.
sample probability
D.
experimental probability
Hint
2.
A spinner numbered 1 through 10 is spun 100 times. The results of the experiment are shown in the table below. What is the experimental probability of spinning a 5?
A.
B.
C.
D.
Hint
3.
A nickel is tossed 550 times and heads came up 300 times. What is the experimental probability of tossing tails?
A.
B.
C.
D.
Hint
4.
In a survey, 100 students were asked to name their favorite season of the year. The results are shown in the table. What is the experimental probability of summer being someone’s favorite season?
A.
B.
C.
D.
Hint
5.
In a survey, 100 students were asked to name their favorite season of the year. The results are shown in the table. Suppose 650 students are in the seventh grade. How many can be expected to choose fall as their favorite season?
A.
78
B.
90
C.
120
D.
84
Hint