Chapter 5 Apply Proportionality to Probability
Lesson 5-1 Probability of Simple Events
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3 The spinner shown is spun once. Determine the
2
probability of not spinning brown. How likely is
the event?
There is no brown on the spinner shown.
So, the probability of the spinner not landing on brown
is
1
, 100%, or 1.
1
Since the probability is 1, it is certain that the spinner
will not land on brown.
7 Apply Math to the Real World Refer to the graphic novel frame below.
2
Jamar and Theresa decide to create a music mix and include an equal
number of songs from each genre. What is the probability that any given
song would be from the hip-hop genre?
There are a total of 5 genres to choose from: country, classical, hip-hop, oldies,
and alternative.
P(hip-hop)
1
5
The probability that any given song would be from the hip-hop genre is
Texas Math, Course 2
1
.
5