test bank for Statistics for Business and Economics 15th Edition by Jeffrey D. Camm ch1-22

 

Multiple Choice

 

1. Different methods of developing useful information from large data bases are dealt with under

 

 

a. 

data manipulation.

 

b. 

data warehousing.

 

c. 

big data.

 

d. 

data mining.

 

ANSWER:  

d

 

 

2. The process of capturing, storing, and maintaining data is known as

 

a. 

data manipulation.

 

b. 

data mining.

 

c. 

data warehousing.

 

d. 

big data.

 

ANSWER:  

c

 

 

3. The subject of data mining deals with

 

a. 

methods for developing useful decision-making information from large data bases.

 

b. 

keeping data secure so that unauthorized individuals cannot access the data.

 

c. 

computational procedure for data analysis.

 

d. 

computing the average for data.

 

ANSWER:  

a

 

 

4. In a questionnaire, respondents are asked to mark their gender as male or female. The scale of measurement for gender is _____ scale.

 

 

a. 

ordinal

 

b. 

nominal

 

c. 

ratio

 

d. 

interval

 

ANSWER:  

b

 

 

5. The scale of measurement that is used to rank order the observation for a variable is called the _____ scale.

 

a. 

ratio

 

b. 

ordinal

 

c. 

nominal

 

d. 

interval

 

ANSWER:  

b

 

 

6. A restaurant asks their customers to fill out a questionnaire indicating whether their service was excellent, very good, good, or poor. The rating scale used is an example of the _____ scale.

 

a. 

ordinal

 

b. 

ratio

 

c. 

nominal

 

d. 

interval

 

ANSWER:  

a

 

 

7. The data measured on ordinal scale exhibits all the properties of data measured on

 

 

a. 

ratio scale.

 

b. 

interval scale.

 

c. 

nominal scale.

 

d. 

nominal and interval scales.

 

ANSWER:  

c

test bank for Statistics for Business and Economics 15th Edition by Jeffrey D. Camm

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