BRM Unit 2 MCQ Test

What is a research design?

• A way of conducting research that is not grounded in theory.

• The choice between using qualitative or quantitative methods.

• The style in which you present your research findings, e.g. a graph.

• A framework for every stage of the collection and analysis of data

What is a cross-sectional design

• A comparison of two or more variables longitudinally

• A design that is devised when the researcher is in a bad mood.

• The collection of data from more than one case at one moment in time.

• Research into one particular section of society, e.g. the middle classes

What is the defining characteristic of experimental research?

• resistance to manipulation

• manipulation of the independent variable

• the use of open-ended questions

• focuses only on local problems

A Type I error occurs when we:

• reject a false null hypothesis

• reject a true null hypothesis

• do not reject a false null hypothesis

• do not reject a true null hypothesis

The alternative hypothesis is also called:

• Null hypothesis

• Statistical hypothesis

• Research hypothesis

• Simple hypothesis

Which hypothesis is always in an inequality form?

• Null hypothesis

• Alternative hypothesis

• Simple hypothesis

• Composite hypothesis

A failing student is passed by an examiner, it is an example of:

• Type-I error

• Type-II error

• Unbiased decision

• Difficult to tell

Mediating Variable is also called as:

• Moderating Variable

• Manipulating Variable

• Intervening Variable

• Extraneous Variable

1 – α is the probability associated with:

• Type-I error

• Type-II error

• Level of confidence

• Level of significance

The probability associated with committing type-I error is:

• β

• α

• 1 – β

• 1 – α