Lecture 1

Question 1

Define a “Variable”

Answer 1

A characteristic of an item or individual

Question 2

Define “Data”

Answer 2

The set of individual values associated with one or more variables

Question 3

Define a “Statistic”

Answer 3

A value that summarizes the data of a particular variable.

Question 4

Data can either be 2 types

Answer 4

Qualitative (descriptive)
Quantitative (numerical)

Question 5

In a data table, what are in the rows and columns?

Answer 5

Observations in the rows
Variables in the columns