Q1. Basic Vocabulary of Statistics. Data Collection. Data Types

Quiz by Dmitry Kislitsyn

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15 questions
• Q1

Descriptive statistics allow a decision maker to reach conclusions about a population based on a subset from a population

false
true
True or False
30s
• Q2

Companies frequently use charts and graphs in their regular communications with stockholders and investors; this shows the use of descriptive statistics.

true
false
True or False
30s
• Q3

A  manufacturing manger has developed a table that shows the average production volume each day for the past three weeks. The average production level is an example of a numerical measure.

true
false
True or False
30s
• Q4

An experiment is a process that generates data as its outcome

true
false
True or False
30s
• Q5

An open-end question requires respondents to choose from a short list of choices.

false
true
True or False
30s
• Q6

If you have an ordinal variable, it is possible to precisely measure the magnitude of the difference between the possible values of the values of the variable.

false
true
True or False
30s
• Q7

Flavours of ice cream (chocolate, vanilla, strawberry, etc) are an example of nominal data.

true
false
True or False
30s
• Q8

Data collected on marital status (married, divorced, single, other) would be an ordinal level variable.

false
true
True or False
30s
• Q9

Cross-sectional data is a set of data values observed at successive points in time.

false
true
True or False
30s
• Q10

On a survey, amount of education is recorded as some high school, high school graduate, some college, college graduate, etc. This is an example of ordinal data.

true
false
True or False
30s
• Q11

The Chinese automobile company has recently made a decision to build a new plant in St. Petersburg.  In making this decision it used data supplied by the Russian statistical service. For the company, these data are example of:

Primary data

Experimental data

Secondary data

Reliable data

30s
• Q12

An Internet service provider wants to determine its level of customer satisfaction. The best data collection to obtain the results most quickly is:

Experiment

Telephone survey

Personal interview

Mailed survey

30s
• Q13

Which of the following data collection methods is most likely to generate the largest nonresponse?

Personal interviews

Telephone surveys

Mail surveys

Direct observation

30s
• Q14

Which of the following types of questions provide the respondent with the greatest choice in responding to a question?

Multiple choice questions

Open-end questions

Close-end questions

True/false questions

30s
• Q15

In developing and conducting a survey, what is the purpose of the pre-test phase?

To catch any problems with the questionnaire before it is fully administered

To generate initial data for analysis

To make sure that the respondents like the issues being addressed by the survey

To make sure that the cost of developing the survey instrument is not too great

30s

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