Test Bank for Statistics for The Behavioral Sciences 10th Edition Frederick J Gravetter, Larry B. Wallnau, All chapters 1-18 complete ,Newest update

TESTBANK
n

,1. What is the total number of scores for the distribution shown in the following table? X
n n n n n n n n n n n n n n n




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 n n n n n n




QUESTION TYPE: Multiple Choice n n




KEYWORDS: Bloom’s: Understand n




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
n n n n n n n n n n n n n n n n n n n n n n n n n n n n n




distribution table, how many X values will be listed in the first column of that table?
n n n n n n n n n n n n n n n n




a. 8
b. 9
c. 11
d. 15
ANSWER: b
REFERENCES: 2. 1 Frequency Distributions and Frequency Distribution Tables
n n n n n n n




QUESTION TYPE: Multiple Choice n n




KEYWORDS: Bloom’s: Understand n




3. For the following frequency distribution of quiz scores, how many individuals took the quiz? X
n n n n n n n n n n n n n n




fn




5 6
4 5
3 5
2 3
1 2 n




a. n = 5 n n




b. n = 7 n n




c. n = 15 n n




d. n = 21 n n




ANSWER: d
REFERENCES: 2. 1 Frequency Distributions and Frequency Distribution Tables
n n n n n n n




QUESTION TYPE: Multiple Choice n n




KEYWORDS: Bloom’s: Understand n




4. For the following distribution of quiz scores, if a score of X = 3 or higher is needed for a passing grade, how many
n n n n n n n n n n n n n n n n n n n n n n n




individuals passed?
n n




X f n




5 6
4 5
3 5

, 2 3
1 2 n




a. 3
b. 11
c. 16
d. 21
ANSWER: c
REFERENCES: 2. 1 Frequency Distributions and Frequency Distribution Tables
n n n n n n n




QUESTION TYPE: n Multiple Choice
n




KEYWORDS: Bloom’s: Understand
n




5. For the following distribution of quiz scores, How many individuals had a score of X = 2? X
n n n n n n n n n n n n n n n n n




fn




5 6
4 5
3 5
2 3
1 2 n




a. 1
b. 2
c. 3
d. 5
ANSWER: c
REFERENCES: 2. 1 Frequency Distributions and Frequency Distribution Tables
n n n n n n n




QUESTION TYPE: Multiple Choice
n n




KEYWORDS: Bloom’s: Understand n




6. For the following frequency distribution of exam scores, what is the lowest possible reported score on the exam? X
n n n n n n n n n n n n n n n n n n




f n




90-94 3 n




85-89 4 n




80-84 5 n




75-79 2 n




70-74 1 n




a. x = 70 n n




b. x = 74 n n




c. x = 90 n n




d. x=94
ANSWER: a
REFERENCES: 2.2 Grouped Frequency Distribution Tables
n n n n




QUESTION TYPE: Multiple Choice
n n




KEYWORDS: Bloom’s: Understand n




7. For the following frequency distribution of exam scores, how many students had scores lower than X = 80? X
n n n n n n n n n n n n n n n n n n




f n




90-94 3 n




85-89 4 n




80-84 5 n




75-79 2 n