The weakest form of data regarding statistical analysis is:

(1) Ordinal scaled data

(2) Nominal scaled data

(3) Ratio scaled data

(4) Interval scaled data

The number of students sitting in a lecture room is an example of:

(1) Qualitative; discrete data

(2) Quantitative; nominal data

(3) Qualitative; continuous

(4) Quantitative; discrete data

An object that is measured, counted or observed with respect to a

random variable is known as a:

(1) Sample statistic

(2) Data point

(3) Sampling unit

(4) Population parameter

The daily temperature recorded at Cape Town International airport

represent:

(1) Interval scaled data

(2) Qualitative data

(3) Internal data

(4) External data

A student uses a pie chart in a presentation to illustrate store preferences

amongst consumers. The student is using........to illustrate his topic.

(1) Descriptive Statistics

(2) Inferential Statistics

(3) Qualitative random variables

(4) Nominal data

Numerical data provided by the International Monetary Fund (IMF) for

public use, is an example of:

(1) External data

(2) Internal data

(3) Primary data

(4) Qualitative data

A Third-year student is gathering data for a research study. Which one of

the following factors is not considered when preparing the data for

statistical analysis?

(1) Enriching the data

(2) Cleaning the data

(3) Collecting the data

(4) Relevancy of the data

The main advantages of recording and collecting data at source include:

(1) The data is relevant

(2) The data is accurate

(3) The data is high quality

(4) All of the above

When an analyst obtains and manipulates specific data under controlled

conditions, the analyst is said to be conducting:

(1) Data enrichment

(2) Data cleaning

(3) Experimentation

(4) Inferential Statistical analysis

When eggs are graded into medium, large and extra-large sizes, this is an

example of:

(1) Nominal data

(2) Ordinal data

(3) Ratio data

(4) Secondary data