Research Methodology

A hypothesis is a

• Law

• Canon

• postulate

• supposition

The total sum of squares in ANOVA may be partitioned into two parts: Within‑groups sum of squares and the ______________ sum of squares.

 The null hypothesis in a t‑test of means of two independent samples would be :

• x_1=x_2

• \mu _1=\mu _2

• \sigma _1=\sigma _2

• All the above

A survey question about gender, to be answered with either "M" or "F," represents an

• categorical variable

• unknown variable

• dependent variable

• continuous variable

Which of the following provides a greater understanding of a concept or crystallizes a business problem, rather than providing quantification or precise measurement?

• Causal research

• Exploratory research

• Descriptive research

• Conclusive research

The simplest form of secondary data research is:

• fact finding

• data conversion

• model building.

• input management.

Generally, a company's own accounting records:

• are not considered a useful source of data.

• are an important source of external secondary data

• can be easily compared to those of foreign companies, since accounting procedures worldwide are similar

• are considered internal and proprietary data.

If a response to a survey question asks the respondent to say whether he or she is “under 35 or over 35”, this is an example of a(n):

• structured question.

• disguised question.

• cross-sectional question..

• longitudinal question.

If 800 people are mailed a survey and 230 of them return it to the researcher, the survey is said to have a response rate of:

• 230

• 800

• 3.48

• 28.75 %

In a test marketing study of a new type of instant tea, sales volume (as measured by dollar sales) is most likely to be a(n):

• random variable

• independent variable.

• control variable.

• dependent variable.