Question 1

What is NOT true about variables?

Accepted Answer

The type of variable (e.g., nominal, ordinal, interval, ratio) significantly influences the types of statistical analysis that can be appropriately used. For example, nominal data might be analyzed with chi-square tests, while interval data could be suitable for t-tests or ANOVA.

Question 2

What are the scales of measurements, listing them from the lowest to the highest level of scale?

Accepted Answer

NOMINAL, ORDINAL, INTERVAL, RATIO

Question 3

What type of variables are these?

Accepted Answer

INTERVAL, RATIO

Question 4

What type of variables are these?
a. Three brands of hand lotion are ranked according to consumers' preferences for them. _______ 
b. Heights of each participant measured to the nearest inch. _______ 
c. Intelligence measured for each student. _______ 
d. Participants name the states in which they reside. _______
e. Amount of money in savings account. _______ 
f. Religions Affiliation _______
g. Instructors classified as: Easy, Hard, Very Hard. _______ 
h. Income earned last year. _______ 
i. The distance between 7 and 8 is the same distance from 1 to 2 on a 10-point rating scale (2 possible answers) _______

Accepted Answer

The answer of What type of variables are these?
a. Three...

Question 5

Categorical measurements refer to _______________________ and ____________________, while Numerical (Continuous) measurements refer to _______________________ and ___________________.

Accepted Answer

The answer of Categorical measurements refer to _______________________ and ____________________,...

Question 6

The football coach of UCLA wants to assign positions for defense players. He determines who gets the position through their weight. If he decides to go for the heavier guys, what kind of scale of measurement would the coach refer to?

Accepted Answer

Weight is measured on a ratio scale, which has a true zero point and allows for the comparison of absolute magnitudes.

Question 7

"Who is your favorite baseball team?" What scale would this measurement be?

Accepted Answer

The question "Who is your favorite baseball team?" is measured on a nominal scale because it categorizes responses without any order or ranking.

Question 8

Of the four scales of measurement a rank order is known to be a(n) _____________________ measurement.

Accepted Answer

The answer of Of the four scales of measurement a...

Question 9

A variable is any _______________________ factor that has an effect on a ___________________________.

Accepted Answer

The answer of A variable is any _______________________ factor that...

Quiz 3: Scales of Measurement