ED800: Ch. 6 Quantitative Data

How can quantitative data be organized?

• Graphs

• Charts

• Maps

• Table

This figure is an example of a normal distribution.

• True

• False

Identify the type of data: A movie's rating on Netflix

• Nominal

• Ordinal

• Discrete

• Continuous

A Type II error is a false positive.

• True

• False

What's the difference between bi-variate data and uni-variate data?

• Bi-variate is two variables; uni-variate is one variable.

• Bi-variate is one variable; uni-variate is two variables.

• One is categorical and one is numerical

• Nothing; they are the same.

What is the term for the measure of central tendency that occurs most frequently?

• Mean

• Median

• Mode

• Most

The action of assigning a number to each response category for a question is termed (a)   .

Types of scores you can analyze

• Difference Scores

• Single-item Scores

• Mean Scores

• Summed Scores

Standard Deviation is an indicator of the dispersion or spread of the scores.

• True

• False

Why do scientists compare their data and/or results?

• To pick the best answer

• To check for accurate results

• To change their data

• To argue about who is correct