AnswersCR27 ALG 1-1200310-S2-Degele-VOL7006PRelative Frequencies and Association

Relative Frequencies and Association Answers

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The two conditional relative frequency tables show the results of a neighborhood survey on the number and types of gardens in the community.Table B: Garden-Type Frequencies by RowWhich table could be used to answer the question "Assuming someone has a flower garden, what is the probability they also have a vegetable garden?"

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A
Table A, because the given condition is that the person has a flower garden.
B
Table A, because the given condition is that the person has a vegetable garden.
C
Table B, because the given condition is that the person has a flower garden.
D
Table B, because the given condition is that the person has a vegetable garden.
2
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A guidance counselor compiles data relating a student's English grade to the number of languages studied. The results are shown in the frequency table below.The counselor converts the frequency table to a conditional relative frequency table by column.What is the value of X?

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A
0.16
B
0.20
C
0.24
D
0.40
3

Which value for Y in the table would be least likely to indicate an association between the variables?

Question illustration
A
0.06
B
0.24
C
0.69
D
1.0
4

The conditional relative frequency table below was generated by column from a frequency table comparing the color of a flower to a type of flower.Which would most likely indicate an association between the categorical variables?

Question illustration
A
The value of G is similar to the value of H.
B
The value of B is similar to the value of E.
C
The value of G is not similar to the value of H.
D
The value of B is not similar to the value of E.
5

The conditional relative frequency table was generated using data that compared the cost of one ticket for a performance and the method by which the ticket was purchased.

Question illustration
A
0.14
B
0.18
C
0.30
D
0.86
6

The conditional relative frequency table was generated using data that compared the outside temperature each day to whether it rained that day.

Question illustration
A
0.3
B
0.35
C
0.65
D
0.7
7

A 4-column table with 3 rows titled paint color preference. The first column has no label with entries liked new paint color, disliked new paint color, total. The second column is labeled children with entries 0.6, 0.4, 1.0. The third column is labeled adults with entries x, 0.15, 1.0. The fourth column is labeled total with entries 0.77, 0.23, 1.0.

Question illustration
A
0.17
B
0.25
C
0.40
D
0.85
8

A car dealer organizes the inventory of a specific model of car into a frequency table comparing the type of car and the model year. The dealer used the data from the frequency table to create this conditional relative frequency table by column.Which is the best description of the 0.1 in the table?

Question illustration
A
Given that a car is a coupe, there is a 10% chance it is from the previous model year.
B
Given that a car is from the previous model year, there is a 10% chance that it is a coupe.
C
There is a 10% chance that the car is from the previous model year.
D
There is a 10% chance that the car is a coupe.
9

The frequency table represents the job status of a number of high school students.Which shows the conditional relative frequency table by column?

Question illustration
A
A 4-column table with 3 rows titled job status. The first column has no label with entries currently employed, not currently employed, total. The second column is labeled looking for a job with entries 0.3, nearly equal to 0.33, 1.0. The third column is labeled not looking for job with entries 0.7, nearly equal to 0.65, 1.0. the fourth column is labeled total with entries nearly equal to 0.27, nearly equal to 0.73, 1.0.
Option A
B
A 4-column table with 3 rows titled job status. The first column is blank with entries currently employed, not currently employed, total. The second column is labeled Looking for a job with entries 0.12, 0.38, 050. The third column is labeled not looking for a job with entries 0.28, 0.72, 1.00. The fourth column is labeled total with entries 0.4, 1.1, 1.5.
Option B
C
A 4-column table with 3 rows titled job status. The first column has no label with entries currently employed, not currently employed, total. The second column is labeled looking for a job with entries 0.24, 0.76, 1.0. The third column is labeled not looking for a job with entries 0.28, 0.72, 1.0. The fourth column is labeled total with entries nearly equal to 0.27, nearly equal to 0.73, 1.0.
Option C
D
A 4-column table with 3 rows titled job status. The first column has no label with entries currently employed, not currently employed, total. The second column is labeled looking for job with entries 0.08, nearly equal to 0.25, nearly equal to 0.33. The third column is labeled not looking for a job with entries nearly equal to 0.19, 0.48, nearly equal to 0.67. The fourth column is labeled total with entries nearly equal to 0.27, nearly equal to 0.73, 1.0.
Option D
10

The conditional relative frequency table was generated using data that compared a student’s grade level and whether or not they are involved in after-school activities.

Question illustration
A
0.43
B
0.45
C
0.55
D
0.57

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