The number of Skittles of each color that were found in a case with 1585 Skittles is given in the table below:
1. The number of Skittles of each color that were found in a case with 1585 Skittles is given in the table below:
Color
Frequency
Red
285
Orange
342
Yellow
333
Green
271
Purple
354
Fill in the following:
Individual: ____________________________________________
Variable: _____________________________________________
Type of Variable:
Qualitative
Quantitative-Discrete
Quantitative-Continuous
Find the probability that a randomly selected Skittle will be yellow. Include a fraction answer and a decimal answer rounded to 3 decimal places.
P( ) = ______________________ = __________________
Interpret the above probability in 2 ways:
_____________________________________________________________________
_____________________________________________________________________
Find the probability that a randomly selected Skittle will not be purple. Include a fraction answer and a decimal answer rounded to 3 decimal places.
P( ) = ______________________ = __________________
Interpret the above probability in 2 ways:
_____________________________________________________________________
_____________________________________________________________________
Find the probability that a randomly selected Skittle will be red or green. Include a fraction answer and a decimal answer rounded to 3 decimal places.
P( ) = ______________________ = __________________
Interpret the above probability in 2 ways:
_____________________________________________________________________
_____________________________________________________________________
Find the probability that a randomly selected Skittle will be be blue. Include a fraction answer and a decimal answer rounded to 3 decimal places.
P( ) = ______________________ = __________________
Interpret the above probability in 2 ways:
_____________________________________________________________________
_____________________________________________________________________
MTH085
Probability Practice
Name ___________________________
2. A fair coin is flipped 4 times.
a. Create an outcome tree for the sample space. Then list all outcomes for the sample space.
The number of equally likely outcomes in this experiment is ___________.
b. Find the probability of getting exactly 3 tails.
P( ) = ______________________ = __________________ c. Find the probability of getting at least 1 heads.
P( ) = ______________________ = __________________ d. Find the probability of getting an even number of tails.
P( ) = ______________________ = __________________ e. Find the probability of getting all heads or all tails.
P( ) = ______________________ = __________________ f. Find the probability of getting exactly 2 heads and exactly 2 tails.
P( ) = ______________________ = __________________ g. Find the probability of getting exactly 2 heads or exactly 2 tails.
P( ) = ______________________ = __________________
h. Are the events “getting exactly 2 heads” and “getting exactly 2 tails” mutually exclusive? Please explain.
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