Question 1

A univariate analysis examines the distribution of cases on one or more variables.

Accepted Answer

A) True 
 B)False  False

Question 2

A codebook is a guide for locating variables and interpreting codes in one's data file.

Accepted Answer

A) True 
 B)False  True

Question 3

A nominal variable is a discrete variable.

Accepted Answer

A) True 
 B)False  True

Question 4

Whereas univariate analysis and subgroup comparisons focus on the descriptions of the people under study,the focus of most of the bivariate analysis is on the relationships among the variables themselves.

Accepted Answer

A) True 
 B)False

Question 5

What is a codebook? Construct a codebook for the following questionnaire items.
a.Sex
(1)Male
(2)Female
b.Age at last birthday?
c.How many brothers and sisters do you have? (Count only those who are now alive.Include stepbrothers and stepsisters and children adopted by your parents. )
d.What is your current marital status?
(1)Married
(2)Widowed
(3)Divorced
(4)Separated
(5)Never married

Accepted Answer

The answer of What is a codebook? Construct a codebook...

Question 6

Given the following age distribution,the range is .12,15,8,17,34,43,2,16,43,3

Accepted Answer

A)  12 to 3
B)  17 to 43
C)  2 to 17
D)  2 to 43
E)  cannot compute from the information given

Question 7

The College of Arts and Science at Delta University has nine departments.The number of faculty in each department is shown below.What is the mean number of faculty in the College of Arts and Science? 8,12,9,15,17,11,13,14,7

Accepted Answer

A)  12
B)  17
C)  10.7
D)  11.8
E)  There is no mean for these data

Question 8

A bivariate table is read by comparing the independent variable subgroups with one another in terms of a given attribute of the dependent variable.

Accepted Answer

A) True 
 B)False

Question 9

Quantitative data coding is always a simple and straightforward process.

Accepted Answer

A) True 
 B)False

Question 10

The most frequently occurring attribute,in either grouped or ungrouped data,is the .

Accepted Answer

A)  mean
B)  median
C)  mode
D)  range
E)  marginal

Question 11

A measure of dispersion describes:

Accepted Answer

A)  the clustered data.
B)  the data that is most important.
C)  the distribution of values around some central value.
D)  the appropriate data for analysis.
E)  the discrete data only.

Question 12

A friend of yours assigned a code of 1 to "male" and a code of 2 to "female" on the variable sex.Your friend asked the computer to compute the average score on sex.The computer printout contained the following information: mean=1.38,standard deviation=.43,median=1.4,and mode=1.0.You advise your friend that the best measure(s)of central tendency is(are).

Accepted Answer

A)  mean
B)  standard deviation
C)  median
D)  mode
E)  the mean,the median,and the mode are equally appropriate

Question 13

In multivariate analysis a second dependent variable is added.

Accepted Answer

A) True 
 B)False

Question 14

Looking at your data and frequency distribution,you find that a variable labeled LEVEL has only whole number values between 1 and 5.You can conclude that the variable is a(n):

Accepted Answer

A)  continuous variable.
B)  interval variable.
C)  ratio variable.
D)  discrete variable.
E)  dichotomous variable.

Question 15

Explain the measures of univariate variable description that we have.What do these measures tell us? Why are they useful?

Accepted Answer

The answer of Explain the measures of univariate variable description...

Question 16

A codebook contains the following information: COLUMNS DESCRIPTION 1-4 Case Number (a random identification number between 0001 and 9999)Sex
4 1=Male
2=Female
Metropolitan Area of Residence 1=New York
2=Boston 3=Baltimore/Washington DC
5 4=Atlanta
5=Orlando
6=Tampa 7=Miami 8=Unknown 9=Missing
Following this codebook,an individual assigned the number 283921

Accepted Answer

A)  the 2839th participant that is female residing in New York
B)  the 2839th participant that is male residing in Boston
C)  a female participant residing in Boston assigned the ID number 2839
D)  a male participant residing in New York
E)  a female participant residing in New York

Question 17

Certain guidelines should be kept in mind when coding.Among these is(are)the following:

Accepted Answer

A)  the coding scheme should be appropriate to the analysis intended in the study.
B)  the coding scheme should be appropriate to the theoretical concepts being examined.
C)  the reliability of the coder(s) should always be verified.
D)  code categories should be both mutually exclusive and exhaustive.
E)  all of these choices are correct.

Question 18

When analyzing quantitative data,you can increase the detail of a variable collected at a more general level via coding.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following is(are)aimed primarily at explanation?

Accepted Answer

A)  Univariate analysis
B)  Multivariate analysis
C)  Bivariate analysis
D)  Univariate,multivariate,and bivariate analyses all are primarily aimed at explanation
E)  Only multivariate and bivariate analyses are aimed at explanation

Question 20

A researcher believes that a person's occupation affects his or her political party preference.Given the following data on occupation and political party preference,construct a contingency table.Percentage the table and interpret your results.
Semiskilled Republican
Unskilled Republican
Semiskilled Democrat
Skilled Other
Semiskilled Other
Unskilled Other
Semiskilled Democrat
Semiskilled Democrat
Unskilled Other
Skilled Republican
Unskilled Other
Skilled Democrat
Skilled Other
Skilled Republican
Semiskilled Democrat
Skilled Other
Skilled Other
Unskilled Republican
Semiskilled Democrat
Skilled Other

Accepted Answer

The answer of A researcher believes that a person's occupation...

Exam 14: Quantitative Data Analysis

A univariate analysis examines the distribution of cases on one or more variables.

A codebook is a guide for locating variables and interpreting codes in one's data file.

A nominal variable is a discrete variable.

Whereas univariate analysis and subgroup comparisons focus on the descriptions of the people under study,the focus of most of the bivariate analysis is on the relationships among the variables themselves.

Given the following age distribution,the range is .12,15,8,17,34,43,2,16,43,3

The College of Arts and Science at Delta University has nine departments.The number of faculty in each department is shown below.What is the mean number of faculty in the College of Arts and Science? 8,12,9,15,17,11,13,14,7

A bivariate table is read by comparing the independent variable subgroups with one another in terms of a given attribute of the dependent variable.

Quantitative data coding is always a simple and straightforward process.

The most frequently occurring attribute,in either grouped or ungrouped data,is the .

A measure of dispersion describes:

In multivariate analysis a second dependent variable is added.

Looking at your data and frequency distribution,you find that a variable labeled LEVEL has only whole number values between 1 and 5.You can conclude that the variable is a(n) :

Explain the measures of univariate variable description that we have.What do these measures tell us? Why are they useful?

Certain guidelines should be kept in mind when coding.Among these is(are) the following:

When analyzing quantitative data,you can increase the detail of a variable collected at a more general level via coding.

Which of the following is(are) aimed primarily at explanation?