Question 1

If you want to compare groups in a cross-tabulation,you should use ________ or ________ percentages.

Accepted Answer

A) cell;row 
B) cell;marginal 
C) column;cell 
D) column;row

Question 2

The Houston Area Survey is conducted annually by the Kinder Institute at Rice University.A representative sample is surveyed each year,and the Houston Area Survey is a rich source of data on how Houstonians have changed over time.What type of study is the Houston Area Survey?

Accepted Answer

A) one-time cross-sectional survey 
B) repeated cross-sectional survey 
C) one-time panel survey 
D) repeated panel survey

Question 3

What type of graph is displayed below?

Accepted Answer

A) bar graph 
B) histogram 
C) line graph 
D) pie chart

Question 4

Willow has collected information from 12 members of a sorority on campus to see at what age they desire to marry.Here are the responses she collected:
 What is the range of the responses?

Accepted Answer

A) 9 
B) 10 
C) 11 
D) 13

Question 5

A ________ is the most fundamental concept in univariate analysis.

Accepted Answer

A) distribution 
B) measure of central tendency 
C) regression coefficient 
D) standard deviation

Question 6

________ statistics often receive extended media exposure and are the most likely to grab the public's attention.

Accepted Answer

A) Accurate 
B) Expected 
C) Repeated 
D) Surprising

Question 7

Explain why it is important for sociologists to have a healthy skepticism about the statistics we encounter daily.

Accepted Answer

The answer of Explain why it is important for sociologists...

Question 8

The ________ is the value of the 50th percentile.

Accepted Answer

A) mode 
B) mean 
C) median 
D) standard deviation

Question 9

Bita has asked a sample of 50 college sophomores how many close friends they have.Most of the scores range from 1 to 4,with two students reporting 0 close friends and 8 students reporting between 5 and 8 close friends.However,there is one student who reports having 27 close friends.When Bita presents her univariate results on the central tendency of this distribution,she should report the

Accepted Answer

A) mode. 
B) median. 
C) mean. 
D) range.

Question 10

________ replacement occurs when younger people who enter the survey population by becoming adults have systematically different attitudes than older people who exit the population by death.

Accepted Answer

A) Age 
B) Cohort 
C) Cross-sectional 
D) Panel

Question 11

In this table,Column B indicates the ________ of each response.

Accepted Answer

A) frequency 
B) relative frequency 
C) relative deviation 
D) standard deviation

Question 12

Rene compares the income distributions of male and female dentists.She finds that,among dentists,men's average income is higher than women's,but that the standard deviation of women's income is larger than the standard deviation of men's income.These results tell us that

Accepted Answer

A) there is more variation in women's income than men's income. 
B) women's income is skewed,so average comparisons are inaccurate. 
C) men's income is skewed,so women and men make about the same income. 
D) the range of men's income is larger than the range of women's income.

Question 13

If a research team has asked a sample of politicians to report the U.S.region in which they were born,the team should report the mode to indicate central tendency because region is a(n)________ variable.

Accepted Answer

A) categorical 
B) dichotomous 
C) ordinal 
D) nominal

Question 14

The cross-tabulation is using ________ percentages.

Accepted Answer

A) cell 
B) column 
C) marginal 
D) row

Exam 14: Univariate and Bivariate Analysis of Quantitative Data

If you want to compare groups in a cross-tabulation,you should use or percentages.