- 1. What level of measurement classifies data into mutually exclusive (nonoverlapping), exhausting categories in which no order or ranking can be imposed on the data?
A) Ratio
B) Nominal
C) Ordinal
D) Interval
- 2. Variables with values that are determined by chance are called......
A) inconsistent variables
B) data set
C) Random variables
- 3. Each value in a data set may be referred to as either a data value or a ...........
A) Datum
B) data subset
C) data poin
- 4. If a variable has possible values 5, 2, 7, and 16, then this variable is.....
A) a continuous variable
B) a discrete variable
C) neither a continuous nor a discrete variable
- 5. STATISTICS is the science of conducting studies to.......
A) collect, organize, summarize, analyze, and draw conclusions from data
B) hypothesize, experiment, and form conclusions
C) monitor, study, and report on a subject.
D) solve a system of equations
- 6. If you classified the fruit in a basket as apple, orange, or banana, this would be an example of which level of measurement?
A) nominal
B) ratio
C) ordinal
D) interval
- 7. The amount of time needed to run the DUBAI marathon is an example of which type of variable?
A) qualitative
B) discrete
C) continuous
- 8. Which branch of statistics would buy a hundred Toyotas, drive them into the ground, record the final mileage, and then write a report for Car and Driver?
A) Descriptive statistics
B) Inferential statistics
- 9. What level of measurement possesses all the characteristics of interval measurement, and there exists a true zero?
A) Ratio
B) Interval
C) Nominal
D) Ordinal
- 10. What level of measurement would be applied when doing a survey on the average American's shoe size?
A) Interval
B) Ratio
C) Ordinal
D) Nominal
- 11. ............can be placed into distinct categories according to some characteristic or attribute.
A) Qualitative variables
B) Quantitative variables
- 12. ............. are numerical in nature and can be ordered or ranked.
A) Qualitative variables
B) Quantitative variables
- 13. the numbers in football team are measures at the ............ level
A) ratio
B) interval
C) ordinal
D) Nominal
- 14. Rankings (1st, 2nd, 3rd) are measures at the ............ level
A) ratio
B) Nominal
C) interval
D) ordinal
- 15. In interval measurement the distance between values DOES NOT have meaning.
A) False
B) True
- 16. Rain fall is an example of .......
A) nominal level
B) ordinal level
C) ratio level
D) Interval level
- 17. ............ are the most common method of collecting data
A) Random samples
B) Surveys
- 18. ................ are selected using chance methods
A) systematic samples
B) cluster samples
C) Random samples
D) stratified samples
- 19. Researchers obtain ....................by numbering each subject of the populations and then selecting every kth number
A) Random samples
B) systematic samples
C) cluster samples
D) stratified samples
- 20. Researchers select ..............by dividing the population into groups according to some characteristic that is important to the study, then sampling from each group.
A) cluster samples
B) systematic samples
C) Random samples
D) stratified samples
|