Code.org
Cleaning Data
"Clean the data!" "I did not know it was dirty." Introduce your class to the process of cleaning data so that it can analyze it. Groups work through a guide that demonstrates the common ways to filter and sort data. Pairs then...
Charleston School District
Two-Way Tables
Do males or females buy more iPhones? Using a two-way frequency table can help to answer this question. Pupils learn to create two-way frequency tables and then how to analyze the data within the tables. Learners find frequencies,...
Towson University
Mystery Disease
How did scientists determine the cause of illness before technology? Science scholars play the role of medical researcher in an engaging guided inquiry activity. Using observations, technical reading, and Punnett squares, learners...
Willow Tree
Histograms and Venn Diagrams
There are many different options for graphing data, which can be overwhelming even for experienced mathematcians. This time, the focus is on histograms and Venn diagrams that highlight the frequency of a range of data and overlap of...
University of Georgia
University of Georgia: Inter Math: Types of Data
This site has a concise definition of "Data," plus examples of data types and collection methods.
Other
Minitab: Comparison of Categorical and Quantitative Variables
This resource explains the difference between categorical and quantitative variables and provides examples of each.
Other
Stat Soft: Statistics Glossary
Dozens of statistical terms are defined and illustrated in this glossary.
Khan Academy
Khan Academy: Bar Graphs Review
Bar graphs are a nice way to visualize categorical data. This article reviews how to create and read bar graphs.
Khan Academy
Khan Academy: Picture Graphs (Pictographs) Review
Picture graphs are a fun way to display data. This article reviews how to create and read picture graphs (also called pictographs).
Khan Academy
Khan Academy: Two Way Tables Review
Two-way tables organize data based on two categorical variables.
Khan Academy
Khan Academy: Conditional Distributions and Relationships
A small private college was curious about what levels of students were getting straight A grades. College officials collected data on the straight A status from the most recent semester for all of their undergraduate and graduate students.
Richland Community College
Richland Community College: Stats Graphs Defined
Richland Community College provides a glossary of many terms that are needed in order to understand statistics graphs and charts. Each of the types of charts is quickly explained in terms of what it is most effective in displaying.
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