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WorksheetsTEST - Theoretical & Experimental Probability
Total questions: 20
Worksheet time: 40mins
Probability that is a prediction based on the number of favorable outcomes divided by the total number of possible outcomes is ___________.
Theoretical
Experimental
Probability that is based on the actual trial results is _____________.
Theoretical
Experimental
Determine the type of probability:
Damon flipped a coin 50 times and got 31 heads.
Based on the results, the probability of heads is 31/50, or 62%.
Theoretical Probability
Experimental Probability
Determine the type of probability:
The probability of flipping tails is 1/2, or 50%, since the sides of a coin have 1 tails and 1 heads.
Theoretical Probability
Experimental Probability
Determine the type of probability:
On a regular number cube, the chance of rolling a 5 is 1/6.
Theoretical Probability
Experimental Probability
Determine the type of probability:
Jane rolled a regular number cube 25 times.
Since she rolled an EVEN number 11 times, the probability of EVEN numbers is 11/25, or 44%.
Theoretical Probability
Experimental Probability
Determine the type of probability:
A spinner has 4 equal-sized spaces labeled A, B, C, and D.
The chance of landing in any of the spaces is 1/4, or 25%.
Theoretical Probability
Experimental Probability
What is the probability of spinning a C on the spinner shown? Total Sections = 12 .
(Reduce fraction)
21
41
51
61
The spinner shown is spun 150 times. What is the best prediction for how many times you would spin an L? Total Sections = 8.
2/8 * 150 =
18 times
28 times
38 times
48 times
If 400 people spun this spinner, about how many times would you expect to land on a space with a 1 on it? Total Sections = 10.
3/10 * 400 =
4
25
100
120
On a regular number cube, what is P(rolling a number greater than 4)?
(Reduce Fraction)
31
21
32
65
What is the probability of rolling an EVEN number on a regular 6-sided number cube?
[Use MATH ENTER ENTER on calculator to simplify fraction.]
61
41
31
21
A 10-sided die is numbered 0-9.
If you roll it 60 times, what is the best prediction for how many times you would roll either a 1 or 2?
2/10 * 60 =
2 times
6 times
12 times
20 times
A 12-sided die is numbered 1-12.
What is P(rolling a number less than 7)?
[Use MATH ENTER ENTER on calculator to simplify fraction.]
21
31
76
127
A bag contains 15 chocolates, 25 fruit candies, 30 mints, and 5 suckers. Total 75 items. What is the probability of choosing fruit candy?
P(fruit candy) = #/75*100 =
25 %
33 %
50 %
56 %
According to the chart below, what is the Experimental Probability of making a free throw?
(HINT: Free throws made divided by attempts.)
14 %
43 %
54 %
74 %
Each time Jamal chose a block, he recorded the color and returned it to the bag.
Based on the table, how many times would you expect to draw a BLUE block if you picked 500 times?
4/50 x 500 =
15
40
25
60
A bag contains 20 blue blocks, 10 red blocks, 5 white blocks, and 5 green blocks. 40 total blocks. Find P(red).
21 or 50 %
31 or 33 %
41 or 25 %
10
Describe what THEORETICAL PROBABILITY is.
What DID happen in an experiment
What SHOULD happen in an experiment
Describe what EXPERIMENTAL PROBABILITY is.
What DID happen during the experiment
What SHOULD happen in an experiment
