Test Bank for Statistics for the Behavioral Sciences - Standalone Book 10th Edition by Frederick Gravetter (Author), Larry Wallnau (Author) (All Chapters covered)

TEST BANK

,1. What is the total number of scores for the distribution shown in the following table?
X f
4 3
3 5
2 4
1 2
a. 4
b. 10
c. 14
d. 37
ANSWER: c
REFERENCES: 2.1 Frequency Distributions and Frequency Distribution Tables
QUESTION TYPE: Multiple Choice
KEYWORDS: Bloom’s: Understand

2. A sample of n = 15 scores ranges from a high of X = 11 to a low of X = 3. If these scores are placed in a frequency
distribution table, how many X values will be listed in the first column of that table?
a. 8
b. 9
c. 11
d. 15
ANSWER: b
REFERENCES: 2. 1 Frequency Distributions and Frequency Distribution Tables
QUESTION TYPE: Multiple Choice
KEYWORDS: Bloom’s: Understand

3. For the following frequency distribution of quiz scores, how many individuals took the quiz?
X f
5 6
4 5
3 5
2 3
1 2
a. n = 5
b. n = 7
c. n = 15
d. n = 21
ANSWER: d
REFERENCES: 2. 1 Frequency Distributions and Frequency Distribution Tables
QUESTION TYPE: Multiple Choice
KEYWORDS: Bloom’s: Understand

4. For the following distribution of quiz scores, if a score of X = 3 or higher is needed for a passing grade, how many
individuals passed?
X f
5 6
4 5
3 5

, 2 3
1 2
a. 3
b. 11
c. 16
d. 21
ANSWER: c
REFERENCES: 2. 1 Frequency Distributions and Frequency Distribution Tables
QUESTION TYPE: Multiple Choice
KEYWORDS: Bloom’s: Understand

5. For the following distribution of quiz scores, How many individuals had a score of X = 2?
X f
5 6
4 5
3 5
2 3
1 2
a. 1
b. 2
c. 3
d. 5
ANSWER: c
REFERENCES: 2. 1 Frequency Distributions and Frequency Distribution Tables
QUESTION TYPE: Multiple Choice
KEYWORDS: Bloom’s: Understand

6. For the following frequency distribution of exam scores, what is the lowest possible reported score on the exam?
X f
90-94 3
85-89 4
80-84 5
75-79 2
70-74 1
a. x = 70
b. x = 74
c. x = 90
d. x=94
ANSWER: a
REFERENCES: 2.2 Grouped Frequency Distribution Tables
QUESTION TYPE: Multiple Choice
KEYWORDS: Bloom’s: Understand

7. For the following frequency distribution of exam scores, how many students had scores lower than X = 80?
X f
90-94 3
85-89 4
80-84 5
75-79 2