Blast from the past
Symbols and characters that are representation of something.
What is Data?
This type of data includes things you can count.
What is Quantitative Data?
The average of a set of numbers.
What is the Mean?
Uses only a subset of data instead of all of it.
What is Sampling?
Assigning subjects to different test groups to avoid bias.
What is Random Sampling?
This adds context to data (who, what, when, where).
What is Information?
Information that can’t be measured numerically.
What is Qualitative Data?
The number that appears most often in a set of numbers.
What is the Mode?
The features you change in different trials to test efficacy?
What are Independent Variables?
When two things are related or move together.
What is Correlation?
Useful and applicable result of information.
What is Knowledge?
Data used to sort data.
What is Categorical Data?
The middle number in a set of numbers when they are arranged in order.
What is the Median?
The outcome you are measuring.
What are Dependent Variables?
When one thing directly causes another.
What is Causation?
The means by which we use data to create knowledge and wisdom.
What is Analytics?
A question’s ability to differentiate between high scorers and low scorers.
What is Item Discrimination?
These measures give an idea of what is “normal” or “typical” in the data.
What are Measures of Central Tendency?
Choosing a sample based on who is easiest to reach.
What is Convenience Sampling?
The measure of how likely something is happening and are not due to error or random chance.
What is Statistical Significance?