Introduction to Statistics
Über den Vortrag
Der Vortrag „Introduction to Statistics“ von David Spade, PhD ist Bestandteil des Kurses „Statistics Part 1“. Der Vortrag ist dabei in folgende Kapitel unterteilt:
- Introduction to Statistics
- Types of Variables
- Displaying Categorical Data
- Bad Charts
Quiz zum Vortrag
What defines statistics?
- Statistics is the science of collecting data and analyzing variation.
- Statistics is the science of displaying and summarizing data.
- Statistics is the science of making predictions about future phenomena.
- Statistics is the science of gathering information.
- Statistics is the science of finding participants and collecting data.
To what does the “Who” of the 5 W's of statistics refer?
- The “Who” refers to the group on which measurements are being collected.
- The “Who” refers to who is collecting the data.
- The “Who” refers to the audience to whom the results of the study will be presented.
- The “Who” refers to the individual(s) that proposed the study.
- The "Who" refers to the patients who will be impacted by this data.
Suppose you are measuring the height of a tree. What type of variable is height, and why?
- The height of the tree is quantitative because the value we are measuring is the actual height, which has a meaningful numerical interpretation.
- The height is a categorical variable because the height of a tree can be put into categories.
- The height of a tree is quantitative because its height cannot be put into categories.
- The height of the tree is categorical because the measurement of the height has no meaningful numerical interpretation.
- The height of the tree is qualitative because it is a single quality of the tree.
Which of the following is the most appropriate way to summarize categorical data?
- Bar charts, frequency tables and pie charts are all appropriate ways to summarize categorical data.
- A bar chart is an appropriate way to summarize categorical data.
- A frequency table is an appropriate way to summarize categorical data.
- A pie chart is an appropriate way to summarize categorical data.
- Bar charts and frequency tables are both appropriate ways to summarize categorical data.
Which of the following is a categorical variable?
- The religious affiliation of a person is a categorical variable.
- The age of a person is a categorical variable.
- The IQ of a person is a categorical variable.
- The weight of a person is a categorical variable.
- The height of a person is a categorical variable.
Dozent des Vortrages Introduction to Statistics
David Spade, PhD
Dr. David Spade is an Assistant Professor of Mathematical Sciences and Statistics at the University of Wisconsin-Milwaukee and holds a courtesy appointment as an Assistant Professor of Statistics at the University of Missouri-Kansas City, USA.
He obtained his MS in Statistics in 2010 and then completed his PhD in Statistics from Ohio State University in 2013.
An experienced mathemathics instructor, Dr. Spade has been teaching diverse statistics courses from the introductory to the graduate level since 2007.
Within Lecturio, he teaches courses on Statistics.
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It's good and very informative. The introduction of the statistics.. was to the point and appropriate.
This lecture is the best. I didn't struggle understanding the lesson.
Clear and concise presentation. Questions follow the material as presented.
The lecture was informative, straight to the point and clear.
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