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Summary Terminology for Statistics (STK110 Chapter 1)

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Describes and explains the main terms used in stats and elaborates how to identify and make use of the concepts.

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  • March 9, 2022
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Data and Statistics
Chapter 1
Terminology
Term Definition

Data Facts & figures collected, analysed & summarized 4
presentation & interpretation.
Data set All data collected in particular study.

Elements Entities on which data = collected. (who is data coll
from?)
Variable Characteristic of interest 4 elements. (what collect)

Observation Set of measurements obtained 4 particular element.




Classification of Data
Numerical meaning Can do calc Quantitative Data

Data

W/o numerical Qualitative/
Cannot do calc
meaning Categorical Data



Quantitative Data
(no numerical meaning)
Fractions-decimals (theoretical, btw any 2 values, anoth value exists)
 Continuous Data: Variables such as distance, height, weight, time. (can
measure)
Integers/whole numbers (interval between values = expressed in terms of
fixed values)
 Discrete Data: Variables such as # of push-ups, goals scored in game. (can
count)

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