CNSL 503 MODULE 1 STUDY GUIDE 2026
QUESTIONS WITH 100% CORRECT ANSWERS
◉ Statistics involves using mathematical formulas and calculations
to understand both small and large sets of informations called...
Answer: data (singular datum)
◉ 3 importances of statistics Answer: 1. allows to be described and
communicated sufficiently and concisely
2. allows to draw inferences about data
3. equips with necessary tools to make everyday decisions
◉ variable Answer: a measurable characteristic that can vary in
value
◉ Examples of variables Answer: religion, temperature, cancer
diagnosis, number of patients in a hospital, job satisfaction
, ◉ Variables can be... Answer: qualitative or quantitative
◉ qualitative (categorical) variable Answer: a variable measured in
non-numerical terms, using labels or categories; all are discrete
◉ Examples of qualitative variables Answer: religion, cancer
diagnosis
◉ quantitative (numerical) variables Answer: a variable that is
measured in numerical terms; can be discrete or continuous
◉ Examples of quantitative variables Answer: temperature, number
of patients in a hospital
◉ discrete variable Answer: can be organized into separate
categories or counted using whole numbers
◉ Examples of discrete variables Answer: religions, number of
patients in a hospital
◉ continuous variable Answer: has an infinite number of values
between observations
◉ Examples of continuous variables Answer: temperature, time
QUESTIONS WITH 100% CORRECT ANSWERS
◉ Statistics involves using mathematical formulas and calculations
to understand both small and large sets of informations called...
Answer: data (singular datum)
◉ 3 importances of statistics Answer: 1. allows to be described and
communicated sufficiently and concisely
2. allows to draw inferences about data
3. equips with necessary tools to make everyday decisions
◉ variable Answer: a measurable characteristic that can vary in
value
◉ Examples of variables Answer: religion, temperature, cancer
diagnosis, number of patients in a hospital, job satisfaction
, ◉ Variables can be... Answer: qualitative or quantitative
◉ qualitative (categorical) variable Answer: a variable measured in
non-numerical terms, using labels or categories; all are discrete
◉ Examples of qualitative variables Answer: religion, cancer
diagnosis
◉ quantitative (numerical) variables Answer: a variable that is
measured in numerical terms; can be discrete or continuous
◉ Examples of quantitative variables Answer: temperature, number
of patients in a hospital
◉ discrete variable Answer: can be organized into separate
categories or counted using whole numbers
◉ Examples of discrete variables Answer: religions, number of
patients in a hospital
◉ continuous variable Answer: has an infinite number of values
between observations
◉ Examples of continuous variables Answer: temperature, time
