Deck 15: A: Data Processing and Fundamental Data Analysis

Question 1

Finding the value that occurs most frequently determines the__________.

A)standard deviation
B)mode
C)variance
D)mean
E)none of the above

Answer 1

B

Question 2

Which of the following is the most flexible type of graph?

A)line chart
B)bar chart
C)pie chart
D)(a)and (b)
E)All are equally flexible.

Answer 2

B

Question 3

With one-way frequency tables,the base size for a question would not take into consideration:

A)total respondents.
B)the number of people asked a particular question.
C)the number of people who answered the question.
D)population size.

Answer 3

D

Question 4

Which type of data entry ensures that data is entered properly?

A)scanning
B)coding
C)intelligent
D)marginal
E)none of the above

Question 5

The quality control aspect of the data analysis procedure refers to:

A)statistical analysis of data.
B)properly training interviewers.
C)validation and editing.
D)coding questionnaires.
E)none of the above

Question 6

Checking to determine whether the proper screener questions were invoked would be part of which step in the data analysis procedure?

A)validation
B)coding
C)machine cleaning
D)data entry
E)none of the above

Question 7

This analytical procedure shows the responses to one question relative to the responses of another question.

A)one-way frequencies
B)cross tabulation
C)t-test
D)z-test
E)none of the above

Question 8

Validation of data is an attempt to check the accuracy of the work done by _______

A)analysts
B)project managers
C)interviewers
D)panel recruiters
E)none of the above

Question 9

Which of the following is not a measure of dispersion?

A)mean
B)standard deviation
C)variance
D)range

Question 10

This type of chart is the simplest form of chart and is useful for presenting a measurement taken at several points over time.

A)line chart
B)bar chart
C)pie chart
D)(b)and (c)are equally useful
E)All are equally useful.

Question 11

If an interviewer did not properly follow skip patterns specified in a questionnaire,the ______________ step in data analysis would reveal the problem.

A)validation
B)editing
C)coding
D)analyzing
E)data cleaning

Question 12

Out of the following,which would typically have the largest base size?

A)total respondents
B)total asked
C)total answering
D)total skipping

Question 13

Which of the following does validation typically address?

A)validity of measures used
B)measures of central tendency
C)whether respondents were actually interviewed
D)none of the above

Question 14

The process of converting information into a form that can be read by a computer is known as _______.

A)scanning
B)coding
C)machine cleaning
D)data entry
E)none of the above

Question 15

Which type of analysis cannot be computed with nominal data?

A)mean
B)mode
C)frequency
D)percentage

Question 16

This measure of central tendency can be computed only from interval or ratio data.

A)mode
B)median
C)mean
D)All of the above must be computed from interval or ratio data.
E)None of the above can be computed from interval or ratio data.

Question 17

The last step in the data analysis procedure is:

A)coding.
B)machine cleaning of data.
C)tabulation and statistical analysis.
D)interpretation of the results.
E)none of the above

Question 18

If we conclude that the average weekly amount of soft drink consumption by males and females is about the same,but that the standard deviation among males is greater than that for females,what would this mean?

A)Males and females pretty much agree as to how many soft drinks they consume per week.
B)Males consume more soft drinks per week than females.
C)Even though males and females consume,on average,about the same number of soft drinks,there is more diversity of consumption among males.
D)none of the above

Question 19

Which of the following is not a measure of dispersion?

A)standard deviation
B)median
C)variance
D)all of the above
E)none of the above

Question 20

The process of ascertaining that interviews were actually conducted is known as:

A)validation.
B)coding.
C)machine cleaning.
D)data entry.
E)none of the above

Question 21

_____________ is a form of data entry in which responses on questionnaires are read in automatically by the data entry device.

A)Automatic Entry
B)Automatic Delivery
C)Scanning Technology
D)None of the above

Question 22

The idea behind this type of statistical analysis is to look at the responses to one question in relation to the responses to one or more other questions.

A)one-way frequencies
B)cross tabulations
C)analysis using measures of central tendency
D)analysis using measures of dispersion
E)analysis using line and/or bar charts

Question 23

Probing would typically done by ____________.

A)the client
B)the respondent
C)the interviewer
D)none of the above

Question 24

____________ is the process of ascertaining that questionnaires were filled out properly and completely.

A)Editing
B)Revision
C)Review
D)None of the above

Question 25

The coding step pertains to only closed-ended responses on questionnaires.

Question 26

Logical or machine cleaning of data is done with the assistance of computer programs.

Question 27

Means can be calculated using nominal,ordinal,or interval data.

Question 28

Error checking routines and marginal reports are two ways of machine cleaning the data.

Question 29

Once a respondent is interviewed in a phone survey,they should never be contacted again regarding that particular study.

Question 30

Which of the following is not part of the coding process regarding open-ended questions?

A)list responses
B)consolidate responses
C)set codes
D)enter codes
E)All are part of the coding process.

Question 31

____________ is the process of grouping and assigning numeric codes to the various responses to a question.

A)Alignment
B)Coding
C)Decoding
D)Arrangement

Question 32

The most complex tabulation is the one-way frequency table.

Question 33

A variable with a large standard deviation would have a large variance as well.

Question 34

The first step in the data analysis process is coding.

Question 35

The median can be computed for all types of data except nominal data.

Question 36

Which of the following graphic representation is the most visually pleasing for presenting cross tabulation information?

A)multiple row-three dimensional bar chart
B)three dimensional pie chart
C)clustered bar chart
D)stacked bar chart
E)clustered line chart

Question 37

Pie charts are useful for depicting changes over time.

Question 38

Error checking routines and marginal reports are part of which of the following processes?

A)determination of proper graphical aides in data analysis
B)determination of proper statistical techniques in data analysis
C)machine cleaning of the database
D)validation of questionnaires
E)coding of open-ended questions on questionnaires.

Question 39

The mode of a distribution of responses is the middle response in the distribution,meaning half of the responses are larger and half of the responses are smaller than the mode.

Question 40

Cross tabulations look at differences in mean values.

Question 41

Stacked bar charts are not helpful in graphically representing cross-tabulation results.

Question 42

Given the following crosstabulation output,answer the questions below:

Questions:
1)What percentage of males did not attend at least one movie at a movie theatre in the last year?
2)What percent of all respondents were female and attended at least one movie at a movie theatre?
3)What percent of all respondents that did not go to at least one movie at a movie theatre in the last year were female?

Question 43

The purpose of the first edit,or field edit,is to identify problems when there is still time to recontact the respondent and determine the appropriate answer to questions that were not asked.

Question 44

Anything that can be shown in a line graph or pie chart also can be shown in a bar chart.

Question 45

The TextSmart module of SPSS is not an example of the new breed of automated coding systems.

Question 46

The mode is always equal to the mean.

Question 47

Open-ended questions are often necessary even in surveys whose major objective is to produce quantitative data.Given the open-ended responses below,how would you summarize them for analytical purposes?
QUESTION: How do you think the taste of Pepsi compares with Coca Cola?
Responses: The taste of Pepsi was
1)Better
2)Sweeter
3)Too sweet
4)Not as refreshing
5)More refreshing
6)Sweeter is better
7)Bolder taste
8)They taste about the same
9)I don't know
10)I don't have any idea
11)I don't drink soft drinks
12)Soft drinks are not good for you
13)Sweeter is better
14)Not a refreshing as Coca Cola
15)Coca Cola has always been my favorite brand

Question 48

Means are not included in a cross tabulation.

Question 49

Using the data below compare and contrast male and female soft drink consumption.You will need to compute the proper measure of central tendency and dispersion to support your answer.
Gender Weekly Consumption (12 oz.Cans)
Male 5
Female 2
Female 3
Male 8
Female 4
Male 9
Male 7
Female 3
Female 2
Female 1
Male 7
Male 4

Question 50

Data entry must always be done manually.

Question 51

Categorical data is typically analyzed with percentages rather than means.

Question 52

A common way of setting up cross-tabulation is to use columns to represent factors such as demographics and lifestyle characteristics,which are expected to be predictors of the state of mind,behavior,or intentions data,shown as rows of the table.

Question 53

Interviewers are often asked to paraphrase the responses to open-ended questions.

Question 54

Checking to ensure that skip patterns were followed occurs during the data editing stage.

Question 55

Illustrate a condition in which a "SKIP PATTERN" is needed.