WorksheetsSimple Probability
Total questions: 13
Worksheet time: 19mins
Name
Class
Date
1.
A(n) _______________ is the result of a trial.
a)
sample space
b)
event
c)
experiment
d)
outcome
2.
A(n) ______________ is anactivity involving chance in which results are observed.
a)
trial
b)
outcome
c)
sample space
d)
experiment
3.
A(n) ________________ is each observation in an experiment.
a)
outcome
b)
trial
c)
sample space
d)
experiment
4.
A(n) _____________________ is all the possible outcomes of an experiment.
a)
sample space
b)
trial
c)
experiment
d)
event
5.
A(n) ___________________ is the result of an experiment, usually referring to the desired result.
a)
event
b)
experiment
c)
trial
d)
sample space
6.
A popcorn company puts a sticker in each box of popcorn. There are four different sticker themes. Fifty boxes were opened and the results are displayed in the table.
a)
1/2
b)
1/5
c)
1/4
d)
3/5
7.
Based on a sample survey, a company claims that 35% of their customers are dissatisfied with their products. Of the 1,500 responses, you would expect _____ customers to be satisfied.
a)
525
b)
650
c)
975
d)
350
8.
1. Mark collects antique coins from different countries and has 10 from Spain, 20 from Australia, 15 from Germany and 5 from Japan. If all of Mark’s coins are placed in a bag, what is the theoretical probability that he will randomly pick a coin from Australia or Germany?
a)
4/5
b)
6/10
c)
3/5
d)
7/10
9.
1. A skateboard company finds two defective wheels in a sample of 500 wheels. If a long board company buys four million wheels, how many wheels should they expect to be defective based on the experimental probability?
a)
16,000
b)
1,600
c)
2,000
d)
20,000
10.
A spinner has a 1/5 chance of landing on green. How many times is this event likely to occur if you repeat the trial 85 times?
a)
68
b)
42.5
c)
37
d)
17
11.
The table shows the probability of drawing a number ticket from a jar. If eighteen tickets are randomly drawn, how many tickets would be expected to have a number that is odd?
a)
2 tickets
b)
4 tickets
c)
6 tickets
d)
8 tickets
12.
Based on these results, what is the experimental probability of getting a 6 on one roll of a number cube?
a)
1/4
b)
5/16
c)
3/16
d)
1/8
13.
If a bag contains 3 purple, 8 orange, 2 black, and 7 white marbles, what is the probability of an orange marble being selected?
a)
1/4
b)
1/2
c)
3/4
d)
1
100 %
