Stats Ch 1.2

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What are the two types of Quantitative variables called?

Discrete or Continuous

The information collected is called a:

Data set

This is the values of the variables that we obtain.

data

This Quan. variable possible values can be listed, like whole numbers.

Discrete Variables

These are the characteristics of the individual about which we collect information

variables

(Continuous or Discrete) The length of time needed to complete a test.

Continuous variables.

This Quan. variable can take on ant value in some interval, the possible values are not restricted to any list.

Continuous Variables

(Continuous or Discrete) The number of songs in an mp3 player.

Discrete variables.

Information is collection on:

Individuals

(Nominal or Ordinal) Gender

Nominal

This Qual. Variable whose categories have no natural ordering.

Nominal

What are the two types of Qualitative variables called?

Nominal & Ordinal Variables

(Nominal or Ordinal) Letter grade in a statistics class

Ordinal

This Qual. Variable whose categories have a natural ordering.

Ordinal

A person's gender is what kind of variable?

Qualitative

These variables classify individuals into categories (descriptions).

Qualitative

What are the two types of Variables called?

Qualitative (categorical) & Quantitative

Eye color, political affiliation, and religious denominations are examples of what kind of variable?

Qualitative Variables

A person's age is what kind of variable?

Quantitative

These variables tell how much or how many of something there is. (counts or measurements)

Quantitative

Weight, height, age, GPA, and weekly pay are examples of what kind of variable?

Quantitative Variables


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