BSTAT REVIEW

BSTAT REVIEW

University

40 Qs

quiz-placeholder

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BSTAT REVIEW

BSTAT REVIEW

Assessment

Quiz

Mathematics

University

Practice Problem

Hard

Created by

Sean Williams

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40 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following variables is an example of a categorical variable?

 

  The amount of money you spend on eating out each month.

The time it takes you to write a test.

The geographic region of the country in which you live.

The weight of a cereal box.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A measurement scale that rates product quality as either 1 = poor, 2 = average and 3 = good is known as

nominal

ordinal

interval

ratio

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is not a goal of descriptive statistics?

Summarizing data

Displaying aspects of the collected data

Reporting numerical findings

Estimating characteristics of the population

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following are not typical uses of inferential statistics?

Develop forecasts

Summarize data

Provide estimates

Make predictions

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A researcher used a procedure to select a sample of n objects from a population in such a way that each member of the population is chosen strictly by chance, is equally likely to be chosen, and every possible sample of size n has the same chance of selection. The procedure used by the researcher is known as:

descriptive statistics

inferential statistics

simple random sampling

None of the above

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Consider  the  terms:  information,   data,   and  knowledge. From a statistical standpoint, list these terms in order of increasing usefulness in making decisions.

Information, data, and knowledge

Data, information, and knowledge

Knowledge, information, and data

Knowledge, data, and information

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Inferential statistics is a process that involves all of the following except:

estimating a sample statistic

estimating a population parameter

testing a hypothesis

Both A and B

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