(I There Are Two Types of Variables-Quantitative and Qualitative

question 60

Multiple Choice

(i. There are two types of variables-quantitative and qualitative.
(ii. A Qualitative variable is nonnumeric and we are usually interested in the number or percent of
The observations from each category.
(iii) Quantitative variables can be further divided into discrete and continuous variables.

• A) (i), (ii) and (iii) are all correct statements.
• B) (i) and, (ii) are correct statements but not (iii).
• C) (i) and, (iii) are correct statements but not (ii).
• D) (ii) and, (iii) are correct statements but not (i).

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Definitions:

Inferential

Pertaining to inferential statistics, which involves making predictions or inferences about a population based on a sample of data.

Variability

The degree to which scores in a set of data are spread out or differ from each other.

Asymmetrical Distribution

A situation in statistical data where the values do not mirror each other across a central point.

Positively Skewed

A distribution where the majority of scores fall on the low end of the distribution and the asymmetrical tail extends into the positive side of the graph.