Final Examination
Soc 109
UCR
Name:
SS
#:
1, A research process consists of the following 4 stages (mark 4 items as your answer)
___ data collection
___ data manipulation
___ data recoding
___ results presentation
___ data analysis
___ hypothesis testing
2, A student used GSS to study “attitudes toward religious”, his population is:
___ All the individuals surveyed by GSS
___ All the students
___ All the adults in the United States
3, A statement of a research question shall at least describe 3 elements from the following list (mark 3 items as your answer)
___ hypothesis
___ dataset
___ presentation
___ units of analysis
___ concepts
___ software
4, Which one of the followings is a SPSS data file
___ PolInf.dat
___ PolInf.sav
___ PolInf.spo
___ PolInf.doc
___ PolInf.sps
5, Study the following data sheet. What is the age of case 3 ?
|
|
Edu |
Age |
|
1 |
1 |
18 |
|
2 |
0 |
10 |
|
3 |
2 |
23 |
|
4 |
3 |
30 |
|
5 |
1 |
16 |
___ 10
___ 19
___ 23
___ 16
6, Student A recoded the EDU variable as “1 for high school or less”, “2 for college”, “3 for graduate school or above”. What is this variable’s measurement level?
___ interval
___ ratio
___ ordinal
___ nominal
7, A researcher wants to study if individidual’s earning affects this person’s political attitudes. This research question contains which of the following concepts: (mark all applicable)
___ political attitude
___ income
___ person
___ affect
___ student
8, A dataset consists of 3, 5, 6, 7, 8, 9, 9, 9 . Its mode is:
___ 7
___ 6.5
___ 9
___ 7.5
9, For a normal distribution, 68.3% of the area under the curve is within:
___ one St Dev of the Mean
___ between Mean and Median
___ between Min and Max
10, The following is from the GSS codebook.
n
wrkslf R SELF-EMP OR WORKS FOR
SOMEBODY n
(Are/Were) you self employed or (do/did) you work
for n
someone else? n
VALUE LABEL n
0 NAP n
1
SELF-EMPLOYED n
2
SOMEONE ELSE n
8 DK n
9 NA n
Data type: numeric n
Missing-data codes: 0,8,9 n
Record/column: 1/28
The value of the variable WRKSLF is located in:
___ between 1st colum and 28th column
___ between 8th and 9th column
___ 10th column
___ 28th column
11, Which of the followings are a data archieves (mark all applicable)
___ ICPSR http://www.icpsr.umich.edu
___ FedStats http://www.fedstats.gov
___ CSES
___ GSS
___ ASCII
12, Which of the followings is NOT qualitative data
___ Video
___ Photo
___ Number
___ Text
13, Which of the
following research is NOT a qualitative research
___ How Does Number of Office Visits to an Instructor Affect a Student’s Grade.
___ How Does the Effectiveness of Office Visits to an Instructor Affect a Student’s Grade.
14, A researcher plans to study the change of UCR’s faculty income. She selected 20 professors and followes this SAME group over 10 years. Is her study:
___ Cohort study
___ Trend study
___ Panel study
15, Which of the followings are Data Analysis software (statistical software)? (mark all)
___ S-plus
___ SPSS
___ PowerPoint
___ Microsoft Word
___ SAS
16, Which of the followings is a SPSS Syntax file?
___ work1.spo
___ work1.sav
___ work1.sps
___ work1.dat
17, What is the
Median of the Data “Data 2: 1, 5, 5, 6,
7, 9”
___ 6
___ 5
___ 5.5
___ 9
18, Study the following frequency table. How many of the respondents answered NO?
___ 728
___ 37.1%
___ 100.0
___ 59.1%
19, Student B wants to measure the association between two ordinal variables. Which of the following should she use?
___ Pearson’s correlation
___ Lambda
___ Tau
___ Gamma
20, Student C wants to measure the association between age in years and income in dollars. Which of the following should she use?
___ Pearson’s correlation
___ Lambda
___ Tau
___ Gamma
21, Which of the following is NOT what we mean by “dimension”?
___ Minimum number of variation sources
___ Mimimum number of coordinates
___ Mimimum number of variables
___ Minimum number of values
22, Study the following table.
. Polinf12 – Use
Web for Pol Info in Past 12 Months
. News12 – Use
Web to Learn News in Past 12 Months (1 ~ Yes, 2 ~ No)
Among those who use web to learn news in past 12 months, how many of them do not use web for pol info in past 12 months?
___ 176
___ 17%
___ 57.1%
___ 12.9%
___ 83%
23, Study the following table. Which variable has the largest variation among its values?
___
Locvote
___
Intpol
___
Swayvote
___
workpol
___
gavepol
___
othlobby
___
polrally
___
loclobby
___ age
24, Student A computed a Gamma value for Age and PolParticipation with a result of Gamma=0.15 and a significant value of 0.16. Does this indicate a
___ Strong relationship
___ Moderate to high relationship
___ Low to Moderate relationship
___ Weak relationship
___ No significant relationship
25, Another students obatined a result of Gamma=0.78 and a significant value of 0.0001. Does this indicate a
___ Strong relationship
___ Moderate to high relationship
___ Low to Moderate relationship
___ Weak relationship
___ No relationship
26, What is the following picture called?
___ Histogram
___ Pie
___ Scatter Plot
___ Bar Charts
27, What is the mean of the dataset of “1,5,5,6,4,9”?
___ 5
___ 9
___ 1
___ 5.5
28, Study the following data. Which data point
is an outlier?
___ Point 3
___ Point 7
___ Point 1
___ Point 9
29, Which data point has the minimum value for the variable SALARY?
___ Point 1
___ Point 7
___ Point 6
___ Point 5
30, What is the RANGE for the variable SALARY?
___ 20
___ 24
___ 95
___ 96
31, The Lambda value for two variables A and B is 0.78. Which of the following statements is wrong?:
___ As A increases, B will increase.
___ A is associated with B.
___ A and B are related to each other.
32, The Pearson Correlation Coefficient value for two variables A and B is -0.1. Which of the following statements is wrong?
___ A and B has a weak correlation.
___ A will affect B.
___ 0.01 of the variance of B can be explained by the variable A.
___ As A increased by one unit, B’s value will be decreased by 0.1.
33, The following is a scatter plot of
variables X vs. Y. What is the correlation value of X and Y?
___ 0
___ 1
___ 0.5