Statistics Portage CNSL 503 Exam 1 Question
and Answer | A+ Verified Updated | Frequently
Tested Past Questions
statistics . Answer: encompasses the mathematical field that allows us to organize,
summarize, describe and interpret different forms of information
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
and Answer | A+ Verified Updated | Frequently
Tested Past Questions
statistics . Answer: encompasses the mathematical field that allows us to organize,
summarize, describe and interpret different forms of information
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
