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Question :
1)A psychologist who constructs a frequency table to summarize data : 1991680

1)A psychologist who constructs a frequency table to summarize data collected on the amount of stress people have experienced in the last 2½ weeks is using

A)a measure of central tendency.

B)a descriptive statistical method.

C)an intuitive statistical method.

D)an inferential statistical method.

2)Students who have read the first chapter of the textbook and theorize that performance on statistics exams will be related to the number of hours spent studying statistics know that to test their theory, they will need to use

A)common sense.

B)reasoning by analogy.

C)inferential statistics.

D)intuition.

3)The two branches of statistical methods are

A)theoretical and inferential.

B)intuitive and observational.

C)descriptive and intuitive.

D)descriptive and inferential.

4)If a psychologist studying aggressive tendencies in people develops an inventory to measure aggression, the psychologist is using scores on the inventory as a(n)

A)abstract concept.

B)variable.

C)descriptive statistic.

D)invariable construct.

5)Each of several patients is rated for their degree of depression, and if a particular patient's depression is rated 8 on a 20-point scale, 8 represents that patient's

A)frequency.

B)variable.

C)score.

D)mean.

6)If an intelligence test includes 12 items so that a person can answer any number of items between 0 and 12 correctly, each of these numbers between 0 and 12 is called a

A)value.

B)variable.

C)rating.

D)mean.

7)If a difference between scores of 3 and 4 is the same as a difference between scores of 15 and 16, the variable being measured is

A)equal-interval.

B)differential.

C)non-differential.

D)rank-order.

8)The number of problems correct on a test is an example of a

A)continuous variable.

B)discrete variable.

C)log-linear variable.

D)quadratic variable.

9)The length of time a person talks in a group discussion is an example of a(n)

A)continuous variable.

B)categorical variable.

C)transformed variable.

D)extraneous variable.

10)If the exact degree of difference between two scores has no meaning beyond the fact that one is higher than the other, the level of measurement is

A)nominal.

B)extraneous.

C)rank-order.

D

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