Data Analysis

The variable that is being measured.

• dependent variable
• independent variable
• control 
• experiment

The variable that is varied or manipulated by the researcher.

• dependent variable
• independent variable
• control
• experiment

A testable prediction.

• law
• conclusion
• hypothesis
• control

Type of sampling method where everyone has an equal chance of being selected

• Random

• Non-random

• Gentrified

• criterion-referenced

Data that can be observed and categorically counted

• quantitative

• qualitative

• interval

• ratio

Measurement scale that sorts data into categories (e.g., male/female, desks/chairs, hair colors, ice cream flavors, etc.)

• interval

• ratio

• nominal

• ordinal

measurement scale that rank orders items (e.g., how are you feeling on a scale of 1-5?, Rank the following ice cream flavors from best to worst, etc.)

• ordinal

• ratio

• interval

• nominal

measurement scale that has equal distance between numbers (e.g., temperature Fahrenheit, time, etc.)

• ordinal

• nominal

• interval

• ratio

Scale that has equal distance between measures AND an absolute starting point of 0. (e.g., height, weight, reaction time, speed)

• nominal

• ordinal

• interval

• ratio

What type of correlation is reflected in the scatterplot above?

• No correlation/relationship

• Strong positive correlation/relationship

• Strong negative correlation/relationship

• Weak positive correlation/relationship