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.
Texas Education Agency
Texas Gateway: Measurement
Given investigation quantitative data, students will determine its degree of precision and/or accuracy and causes for uncertainties in measured data.
Thinkport Education
Thinkport: Translating Qualitative & Quantitative Details: Climate Change
In this science-themed literacy lesson, students read for and differentiate between qualitative and quantitative information.
University of Georgia
University of Georgia: Definitions in Statistics
This site contains definitions to use in statistics and ways to collect data.
Texas Education Agency
Texas Gateway: Significant Figures
Given quantitative data, students will express and manipulate quantities using the correct number of significant figures.
Khan Academy
Khan Academy: Linear Regression Review
Linear regression is a process of drawing a line through data in a scatter plot. The line summarizes the data, which is useful when making predictions.
Khan Academy
Khan Academy: Correlation Coefficient Review
The correlation coefficient r measures the direction and strength of a linear relationship. Calculating r is pretty complex, so we usually rely on technology for the computations. We focus on understanding what r says about a scatterplot.