Relative Frequencies and Association Answers

0 verified answers
1
Free Preview

The table shows the results of a survey of 200 randomly selected people on whether they like watermelon, cantaloupe, or both.Which is the marginal relative frequency for the people who do not like cantaloupe?

Question illustration
A
StartFraction 25 Over 91 EndFraction
Option A
B
StartFraction 66 Over 200 EndFraction
Option B
C
StartFraction 91 Over 200 EndFraction
Option C
D
StartFraction 66 Over 91 EndFraction
Option D
2
Free Preview

An informal survey was taken at a farmer’s market. People were asked whether they liked carrots, turnips, or both. The results are shown in the Venn diagram.

Question illustration
A
a = 12%, b = 17%
B
a = 12%, b = 18%
C
a = 40%, b = 18%
D
a = 41%, b = 63%
3

At the Kansas City Airport, a group of pilots for Skyways and Yellow Jet airlines were asked whether their flights were flying east or west. The two-way table shows their answers.Flight Directions

Question illustration
A
Skyways, going east
B
Skyways, going west
C
Yellow Jet, going east
D
Yellow Jet, going west
4

A relative frequency table is made from data in a frequency table.

Question illustration
A
12%
B
27%
C
46%
D
52%
5

A residential community was polling households to find out whether they wanted to get their TV signal from a satellite or cable. The results are shown in the Venn diagram.

Question illustration
A
a = 82%, b = 3%
B
a = 38%, b = 50%
C
a = 38%, b = 3%
D
a = 93%, b = 19%
6

A group of 55 football players was polled about which synthetic grass they like to play on, Chemgrass or Chemstrand. The data from the survey is shown in the Venn diagram. Use the Venn diagram to find the missing values in the frequency table.

Question illustration
A
x = 17, y = 15, and z = 13
B
x = 13, y = 15, and z = 17
C
x = 15, y = 13, and z = 17
D
x = 13, y = 17, and z = 15
7

The members of a high school band asked a number of students whether they would like blue, gold, or both for the uniforms for the band. The results are given in the Venn diagram.

Question illustration
A
a = 33%, b = 73%
B
a = 68%, b = 43%
C
a = 25%, b = 32%
D
a = 33%, b = 43%
8

The two-way frequency table represents data from a survey asking a random sampling of people whether they can see the sunrise or sunset from the front of their home. Which is the joint relative frequency for the people who can only see the sunset?

Question illustration
A
StartFraction 5 Over 38 EndFraction
Option A
B
StartFraction 7 Over 38 EndFraction
Option B
C
StartFraction 12 Over 38 EndFraction
Option C
D
StartFraction 14 Over 38 EndFraction
Option D
9

The two-way table represents data from a survey asking schoolchildren whether they are attending a summer camp, taking swimming lessons, or both.Which is the joint relative frequency for school children who plan to attend camp and have swimming lessons? Round the answer to the nearest percent.

Question illustration
A
4%
B
19%
C
33%
D
44%
10

A soccer coach surveyed the players to determine the number of players who preferred selling coupon books, magazine subscriptions, or both for their fundraiser. The results are given in the Venn diagram.

Question illustration
A
a = 27%
B
a = 42%
C
a = 81%
D
a = 88%

Did you find these answers helpful?