Learn Categorical Data Analysis Techniques with Examples

All groups of order 14

Indicate whether the following variables are categorical or numerical? If they are numerical, state whether they are discrete or continuous.
(a) The price of randomly selected sweaters in a department store.
(b) The first three digits of the social security number of randomly selected US residents. The eye color of randomly selected Columbia students.
(c) The number of views of randomly selected YouTube videos. The speed of randomly selected cars on Broadway.

What is cross tabulation?

Explain the differences between categorical and qualitative data. Provide examples.

Select the best suitable answer. If none of the choices represents a correct answer, select “Other” and write your own answer. The school cafeteria collects data on students’ juice box selections. This is an example of
A numerical, ordinal data.
B numerical, nominal data.
C categorical, ordinal data.
D categorical, nominal data.

Given the groups $R\times$ and Z, let $G=R\times Z$. Define a binary operation $\circ$ on G by $(a,m)\times (b,n)=(ab,m+n)$. Show that G is a group under this operation.

In a study, the data you collect is Gender
What type of the data is this?
Quantitative - Discrete
Quantitative - Continuous
Qualitative (Categorical)

The Bureau of Transportation Statistics Omnibus Household Survey is conducted annually and serves as an information source for the U.S. Department of Transportation. In one part of the survey the person being interviewed was asked to respond to the following statement: "Drivers of motor vehicles should be allowed to talk on a hand-held cell phone while driving." Possible responses were strongly agree, some what agree, some what disagree, and strongly disagree. Forty-four respondents said that they strongly agree with this statement, 120 said that they some what agree, 165 said they some what disagree, and 755 said they strongly disagree with this statement.
Do the responses for this statement provide categorical or quantitative data?

The Kroger Company is one of the largest grocery retailers in the United States, with over 2000 grocery stores across the country. Kroger uses an online customer opinion questionnaire to obtain performance data about its products and services and learn about what motivates its customers (Kroger website, April 2012). In the survey, Kroger customers were asked if they would be willing to pay more for products that had each of the following four characteristics.
The four questions were: Would you pay more for:
products that have a brand name?
products that are environmentally friendly?
products that are organic?
products that have been recommended by others?
For each question, the customers had the option of responding Yes if they would pay more or No if they would not pay more.
a. Are the data collected by Kroger in this example categorical or quantitative?

Quantitative/Categorical Data Identify each of the following as quantitative data or categorical data.
a. The platelet counts in Data Set 1 “Body Data” in Appendix B
b. The cigarette brands in Data Set 13 “Cigarette Contents” in Appendix B
c. The colors of the M&M candies in Data Set 27 “M&M Weights” in Appendix B
d. The weights of the M&M candies in Data Set 27 “M&M Weights” in Appendix B

The numerical summary that is used for categorical data is a proportion.
Group of answer choices: True or False

a. Complete the spreadsheet.
b. What formula will you enter in cell B4?
c. What formula will your enter in C4?
d. Use the data in the spreadsheet to make the graphs below. Connect the points.

Identify the type of data that would be used to describe a response.
Most Watched Television Show
Quantitative - Continuous
Qualitative (Categorical)
Quantitative - Discrete

Suppose that $|G|=24$ and that G is cyclic. If a8 e and a12 e, show that = G.

The school cafeteria collects data on students’ juice box selections. What type of data are these?
1.categorical, nominal data
2.numerical, discrete data
3.categorical, ordinal data
4.numerical, continuous data

In each of the following, identify the variables are categorical nominal, or categorical ordinal, or numerical discrete or numerical continuous.
1.Political affiliation of a voter

What is nominal (categorial) data?

J.D. Power and Associates surveys new automobile owners to learn about the quality of recently purchased vehicles. The following questions were asked in the J.D. Power Initial Quality Survey, May 2012.
Did you purchase or lease the vehicle?

Students score on a biology test is an example of which scale of measurement?