Chapter 2.5-2.6

Question 1

The quality of the data is referred to as the ________________?

Answer 1

Level of measurement

Question 2

The terms used to describe the quality of data are _______, _______, ________, and _________?

Answer 2

Nominal
Ordinal
Interval
Ratio

Question 3

Standard mathematical operations are not defined for ________ and _________ data.

Answer 3

Nominal

Ordinal

Question 4

Data that represent whether a variable possesses some characteristic are called ___________ data. A persons sex or hair color are examples of __________ variables.

Answer 4

Nominal

Question 5

_________ data represents categories that have some associated order. _________ data are also nominal, but they possess the additional property of rank.

Answer 5

Ordinal

Question 6

If the data can be ordered and the arithmetic difference is meaningful, the data are _________. It, however, does not possess a meaningful origin (zero value). There will always be a temperature even if the scale says 0.

Answer 6

Interval

Question 7

_________ data are similar to interval data, except that they have a meaningful zero point and the _________ of two data points is meaningful. A city’s murder rate has the possibility of being 0.

Answer 7

Ratio

Question 8

Quantitative data can be categorized as either _________ or __________.

Answer 8

Discrete

Continuous

Question 9

Data in which the observations are restricted to a set of values that possesses gaps are __________. (I.e. 1, 1.5, 2, 2.5, 3, etc)

Answer 9

Discrete

Question 10

Data that can take on any value within some interval are ___________. (I.e. 4.2531642%, 10.167549%, 15.00, etc.)

Answer 10

Continuous