7 Questions
| Total Attempts: 551

This pretest is not for a grade. It is only for instructor use.

Questions and Answers

- 1.According to the text, which of the following terms refers to an individual unit of study that isnot a human being?
- A.
Case

- B.
Subject

- C.
Participant

- D.
Sample

- 2.When the value of a trait being measure is the same for all cases, we refer to this value as a
- A.
Unit

- B.
Continuous variable

- C.
Parameter

- D.
Constant

- 3.Despite the fact that most of the statistics discussed in the text are inappropriate for ordinal data, _____ coefficient can be used to measure the degree of relationship between two sets of ranks.
- A.
Pearson rho

- B.
Spearman rho

- C.
Z. test

- D.
Kappa

- 4.For which of the following scales must we assume that the distance between two adjacent scores is not equal to the distance between two other adjacent scores?
- A.
Nominal

- B.
Ordinal

- C.
Proportional

- D.
Ratio

- 5.______ variables are variables whose values theoretically could fall anywhere between adjacent scale units.
- A.
Continuous

- B.
Discrete

- C.
Dichotomous

- D.
Nominal

- 6.A ______ lists each observed score, along with the number of cases falling at each score. a. normal distribution
- A.
Normal distribution

- B.
Frequency table

- C.
Percentile table

- D.
Score Interval

- 7.Which way of presenting data can be described as a hybrid between a table and a graph?
- A.
Histogram

- B.
Realitive frequency table

- C.
Stem adn leaf display

- D.
Frequency curve