Hear a list of topics that will be covered in this film. Descriptive statistics summarizes and organizes collected data into meaningful units. Inferential statistics draws conclusions about larger populations based on data collected from smaller populations.
Nominal variables classify data by categories. Numeric variables are divided into discrete and continuous variables, and again into ordinal, interval, and ratio.
Lowe demonstrates how to classify variables using temperature, olympic medals, blood type, exam scores, height, ethnicity, distance, number of friends as examples.
Acute variable classification is central in statistics as each level of measurement uses specialized tests for data interpretation and analysis.
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In this video lecture, Professor Naomi Lowe discusses the different branches of statistics and looks at types of variables.
Length: 19 minutes
Copyright date: ©2010
Prices include public performance rights.
Not available to Home Video and Publisher customers.
Prediction by the Numbers
Patterns and Graphs
Gathering and Understanding Data
Statistics With Naomi Lowe- Introdu...
Summarizing Data: Lecture 1, Part 2
Central Tendency and Variability: L...
Z-Scores: Lecture 3, Part 1
Z-Scores and the Normal Curve: Lect...
Hypothesis Testing: Lecture 4
Hypothesis Testing With Means: Lect...
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