Basic Probability
Decimals: Put a 0 in front of the decimal. Ex. .5 will be marked incorrect      0.5 will be marked correct
Fraction: Make sure fractions are simplified!
Probability Quiz
simplified
fraction
P (Blue)
=
decimal 
to the
hundredth
=
percent
%
simplified
fraction
=
decimal
to the 
hunderdth
P (vowel)
=
percent
%
simplified
fraction
P (Yellow)
=
decimal 
to the
hundredth
=
percent
%
P (not A)
simplified
fraction
=
decimal
to the 
hunderdth
=
percent
%
simplified
fraction
P (
Red or Green)
=
decimal 
to the
hundredth
=
percent
%
P (Consonant) 
simplified
fraction
=
decimal
to the 
hunderdth
=
percent
%
simplified
fraction
P (not Green)
=
decimal 
to the
hundredth
=
percent
%
simplified
fraction
=
decimal
to the 
hunderdth
P (C)
=
percent
%
simplified
fraction
P (Blue or Red)
=
decimal 
to the
hundredth
=
percent
%
P (E or F)
simplified
fraction
=
decimal
to the 
hunderdth
=
percent
%
simplified 
fraction
M A T H E M A T I C S
=
decimal
to the
hundredth
P (M)
=
percent
%
simplified 
fraction
M A T H E M A T I C S
=
decimal
to the
hundredth
P (consonant)
=
percent
%
simplified 
fraction
M A T H E M A T I C S
=
decimal
to the
hundredth
P (vowel)
=
percent
%
simplified 
fraction
M A T H E M A T I C S
=
decimal
to the
hundredth
P (not T)
=
percent
%
What is the theoretical probability of tossing heads?
Joe tossed a coin 30 times.  The results were 12 head and 18 tails.
What is the experimental probability of tossing tails?
%
%
Theoretical probability is greater than experimentalprobability.
Theoretical probability is less than experimental 
probability.
Theoretical and experimental probability are equal.
Joe tossed a coin 30 times.  The results were 17 heads and 13 tails.
Which statement is true about the probability of
tossing heads.
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