To determine if people’s preference in transportation to work has changed, a division of employees at a manufacturing company were surveyed about their job classification and their preferred method of transportation getting to work. The table below summarizes the responses.
What is the population for this study?
Select the one correct answer.
Question 4
4.
To determine if people’s preference in transportation to work has changed, a division of employees at a manufacturing company were surveyed about their job classification and their preferred method of transportation getting to work. The table below summarizes the responses.
What is the sample for this study?
Select the one correct answer.
Question 5
5.
Question 6
6.
To determine if people’s preference in transportation to work has changed, a division of employees at a manufacturing company were surveyed about their job classification and their preferred method of transportation getting to work. The table below summarizes the responses.
What percent of the employees being surveyed are management that prefer the train?
Enter your answer as a percent rounded to one place past the decimal point.
Question 7
7.
To determine if people’s preference in transportation to work has changed, a division of employees at a manufacturing company were surveyed about their job classification and their preferred method of transportation getting to work. The table below summarizes the responses.
What percent of the management that prefer the train?
Enter your answer as a percent rounded to one place past the decimal point.
Question 8
8.
To determine if people’s preference in transportation to work has changed, a division of employees at a manufacturing company were surveyed about their job classification and their preferred method of transportation getting to work. The table below summarizes the responses.
What percent of the employees that prefer the train are classified as management?
Enter your answer as a percent rounded to one place past the decimal point.
Question 9
9.
To determine if people’s preference in transportation to work has changed, a division of employees at a manufacturing company were surveyed about their job classification and their preferred method of transportation getting to work. The table below summarizes the responses.
Circle the marginal distribution of employee classification on the table below, use the scribble tool.
Question 10
10.
To determine if people’s preference in transportation to work has changed, a division of employees at a manufacturing company were surveyed about their job classification and their preferred method of transportation getting to work. The table below summarizes the responses.
Circle the marginal distribution of transportation on the table below, use the scribble tool.
Question 11
11.
To determine if people’s preference in transportation to work has changed, a division of employees at a manufacturing company were surveyed about their job classification and their preferred method of transportation getting to work. The table below summarizes the responses.
Calculate the marginal distribution of transportation.
Enter your answers using the format: Car: space 23.5% space Bus: space 23.5% space Train: space 23.5%
Question 12
12.
To determine if people’s preference in transportation to work has changed, a division of employees at a manufacturing company were surveyed about their job classification and their preferred method of transportation getting to work. The table below summarizes the responses.
Circle the conditional distribution of transportation for the employee classification Labor group.
Use the scribble tool on the table in the work space.
Question 13
13.
To determine if people’s preference in transportation to work has changed, a division of employees at a manufacturing company were surveyed about their job classification and their preferred method of transportation getting to work. The table below summarizes the responses.
Circle the conditional distribution of employee classification for those that ride the bus.
Use the scribble tool on the table in the work space.
Question 14
14.
To determine if people’s preference in transportation to work has changed, a division of employees at a manufacturing company were surveyed about their job classification and their preferred method of transportation getting to work. The table below summarizes the responses.
Calculate the conditional distribution of employee classification for those that ride the bus.
Use the format: Management:space 23.5% space Labor:space 23.5%
Question 15
15.
Question 16
16.
Using the side by side segmented bar charts above, are the two variables associated or independent?
Select one answer.
Question 17
17.
Using the side by side segmented bar charts above, if the two variables associated, what is a possible association?
Select one answer.
Question 18
18.
In a study on Year in School and Algebra II grade, the results are recorded in the table below.
Using the table, how many students were part of the sample for this study?
Question 19
19.
We collect data from 50 female students.
Which variables are categorical?
Select all that are categorical.
Preferred pizza restaurant
GPA
If she has a job or not
Number of siblings
Hair color
Height
Favorite elective class
The United States Census collects data on many variables about individuals and households.
Which variables are quantitative?
Select all that apply.
Ethnicity
Zip code
Family role of respondent
Years living in the U.S.
Number of family members residing at the address
Number of adults over 18.
How many adults are registered to vote in the upcoming election?
Number of minors in the household
Employee classifications
Transportation methods
All employees at the manufacturing company
All employees at the manufacturing company
Transportation methods
Employee classifications
To determine if people’s preference in transportation to work has changed, a division of employees at a manufacturing company were surveyed about their job classification and their preferred method of transportation getting to work. The table below summarizes the responses.
What are the variables being studied?
Select the correct answers, there are two.
420 employees who responded to the survey
Transportation methods
Bus
Management
Employee classifications
All employees at the manufacturing company
Labor
Car
Train
A survey was conducted of 1200 US adults, they were asked 'what is your political leaning: Republican, No Lean or Democrat?' and 'What is your phone status? Cell-only or Landline?'
Using the side by side segmented bar charts above, what are the 2 variables that are being compared (not the categories)?
Select both variables.
Cell-Only
No Lean
Phone Status
Landline
Republican
Political Leaning (Democrat, No Lean or Republican)
Democrat
Independent because the segmented bar charts show similar data distributions
People with cell-only status are more likely to have no lean politically than thsoe with only a landline
People with landline only are more likely to be Democrats than those with cell-only status
In a study on Year in School and Algebra II grade, the results are recorded in the table below.
What graphical displays WOULD NOT be helfpul when trying to determine if the variables of 'Year in School' and 'Algebra II Grade' are associated or independent?
Choose all that WOULD NOT be helfpul:
Note: the pictures do not reflect the data from this study, they serve as a visual example only o each display.
A circle graph displaying feelings about cats
A bar chart displaying the frequency of people in each cell of the table.
Side by side segmented bar charts
Double Bar chart
Two circle graphs
A segmented bar chart displaying feelings about dogs