Statistics For Criminology And Criminal Justice 4th Edition Bachman – Test Bank

Statistics For Criminology And Criminal Justice 4th Edition Bachman – Test Bank

Chapter 4: Measures of Central Tendency

Test Bank

1. The mode is defined as:

a. the mathematical average.

b. the middle score of a distribution that splits it into two equal halves.

*c. the most frequently occurring score in a distribution.

d. the average of all the midpoints in a distribution.

@ Answer Location: The Mode; Cognitive Domain: Knowledge; Question Type: MC

2. For the following data, which is the mode?

1, 1, 1, 2, 2, 3, 3, 3, 3, 4, 4, 5, 5, 5, 6

a. 1

*b. 3

c. 4

d. 5

@ Answer Location: The Mode; Cognitive Domain: Analysis; Question Type: MC

3. For the following data, which is the mode?

Score Frequency

1 10

2 15

3 12

4 12

5 15

6 17

a. 2

b. 3

c. 5

*d. 6

@ Answer Location: The Mode; Cognitive Domain: Analysis; Question Type: MC

4. Which measure of central tendency is best used for categorical variables?

*a. Mode

b. Median

c. Mean

d. Bimodal distribution

@ Answer Location: The Mode; Cognitive Domain: Application; Question Type: MC

5. The median is:

a. the most frequently occurring score in a distribution.

b. the average of all scores in a distribution.

*c. the score that is in the exact middle of the distribution.

d. the mathematical average .

@ Answer Location: The Median; Cognitive Domain: Knowledge; Question Type: MC

6. For the following set of numbers, what is the median?

2, 3, 5, 4, 7, 3, 3, 6, 4, 8, 2, 3, 5, 4

a. 3

b. 3.5

*c. 4

d. 4.5

@ Answer Location: The Median; Cognitive Domain: Application; Question Type: MC

7. Given the following grouped distribution, what would the median be?

Number of Drinks f

1 – 52

6 – 107

11 – 15 8

16 – 20 3

Total N20

a. 11 – 15

b. 13

*c. 11.63

d. 15

@ Answer Location: The Median for Grouped Data; Cognitive Domain: Analysis; Question Type: MC

8. The mean can be defined as:

*a. the mathematical average of the distribution.

b. the score that falls in the middle of the distribution.

c. the most frequently occurring score.

d. the average of all the midpoints in a distribution.

@Answer Location: The Mean; Cognitive Domain: Knowledge; Question Type: MC

9. What is the mean for the following distribution?

32, 34, 45, 53, 62, 44, 36, 61, 55, 47, 39, 50

a. 46

*b. 46.5

c. 50

d. 52.5

@ Answer Location: The Shape of a Distribution; Cognitive Domain: Application; Question Type: MC

10. Given the following grouped distribution, what would the median be?

Number of Drinks f

1 – 52

6 – 107

11 – 15 8

16 – 20 3

Total N20

a. 15

b. 13