Question

8
Marcus surveyed 100 people who went to a movie yesterday.
He recorded the time of day each person went to the movie and
whether or not they bought a snack. His results are shown in this
two-way table.
MOVIE SURVEY
Time
Got a Snack
Yes
No
Day
14
26
Night
36 24
What is the relative frequency of people who saw a movie at night
and got a snack to all people who saw a movie at night?
A
0.36
(В)
0.5
© 0.6
D
0.67

Answer 1

Relative frequency are used to represent frequency in percentages or decimals

The relative frequency of people who saw a movie at night is

How to determine the relative frequency

From the table, we have:

$Night = 36 + 24$

Evaluate the sum

Night = 60

The relative frequency (RF) is then calculated as:

RF = 60/100

Evaluate the quotient

RF = 0.60

Hence, the relative frequency of people who saw a movie at night is 0.60

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