Book Material 1.0 - Introduction to Statistical Thinking LESSON MATERIAL

lecture-notes 2026-06-13

#area/academic #source/macquarie #topic/statistics #course/stat1170 #descriptive-statistics #frequency-distribution #type/lecture-notes #type/study-note

FOR STUDENTS

2 Branches of Statistics

-> Descriptive Statistics - Collecting, tabulating and analyzing numerical data. -> Inductive Statistics - Intellectual tools utilizing probability to come up with assessable and fallibility of conclusions.

WORKSHOP FOR STUDENTS 1.0

Frequency Distributions:

-> Arrangement of data classified according to the magnitude of its variate. -> There is an optimal frequency distributionor a guideline that determines the optimal nuber of classes. -> AKA Sturgis’s Rule.

k = 1 + 3.3 lo g N

Where $k$ is the number of classes, $N$ is the number of observations and the $l o g$ is the Natural log of base 10

Questions or need clarification:

Lower and Upper boundaries.
Class interpretations.
Interval places