Have an account?
Skip to Content
Build your own quiz
17 questions
Show Answers
See Preview
- 1. Multiple Choice
A population is a collection of all individuals, objects, or measurements of interest.
True
False
- 2. Multiple Choice
Statistics are used as a basis for making decisions.
True
False
- 3. Multiple Choice
Descriptive statistics are used to find out something about a population based on a sample.
True
False
- 4. Multiple Choice
There are four levels of measurement: qualitative, quantitative, discrete, and continuous.
True
False
- 5. Multiple Choice
The ordinal level of measurement is considered the "lowest" level of measurement.
True
False
- 6. Multiple Choice
Data measured on a nominal scale can only be classified into categories.
True
False
- 7. Multiple Choice
If we select 100 persons from 25,000 registered voters and question them about candidates and issues, the 100 persons are referred to as the population.
True
False
- 8. Multiple Choice
The principal difference between the interval and ratio scale is that the ratio scale has a meaningful zero point.
True
False
- 9. Multiple Choice
The number of children in a family is a discrete variable.
True
False
- 10. Multiple Choice
The main purpose of descriptive statistics is to:
Summarize data in a useful and informative manner.
Make inferences about a population.
Determine if the data adequately represents the population.
Gather or collect data.
- 11. Multiple Choice
Which of the following is an example of a continuous variable?
Tons of concrete to complete a parking garage
Number of students in a statistics class
Zip codes of shoppers
Rankings of baseball teams in a league
- 12. Multiple Choice
A portion or part of a population is called a
Random survey
Sample
Tally
Frequency distribution
- 13. Multiple Choice
A marketing class of 50 students evaluated the instructor using the following scale: superior, good, average, poor, and inferior. The descriptive summary showed the following survey results: 2% superior, 8% good, 45% average, 45% poor, and 0% inferior.
The instructor's performance was great!
The instructor's performance was inferior.
Most students rated the instructor as poor or average.
No conclusions can be made.
- 14. Multiple Choice
A survey includes a question regarding marital status that has the following responses: single, married, divorced, separated, or widowed. What is the scale of measurement for this question?
Ratio
Interval
Ordinal
Nominal
- 15. Multiple Choice
What level of measurement is the Centigrade temperature scale?
Ratio
Interval
Ordinal
Nominal
- 16. Multiple Choice
Which one of the following is referred to as the population mean?
µ
s
σ
χ
- 17. Multiple Choice
What is the median of 26, 30, 24, 32, 32, 31, 27, and 29?
32
30
29
29.5
- Answer choicesTagsAnswer choicesTags