Identify the population: A survey of 500 adults in the U.S. found that 54% drink coffee daily.
Collection of the 500 adults surveyed
Collection of all adults in the U.S.
54%
500
2. Multiple Choice
1 minute
1 pt
Identify the sample: A survey of 500 adults in the U.S. found that 54% drink coffee daily.
Collection of the 500 adults surveyed
Collection of all adults in the U.S.
54%
500
3. Multiple Choice
30 seconds
1 pt
In the statement “A survey of 500 adults in the U.S. found that 54% drink coffee daily” 54% is a parameter.
True
False
4. Multiple Choice
30 seconds
1 pt
The costs of items in a shopper’s grocery cart represent quantitative data.
True
False
5. Multiple Choice
30 seconds
1 pt
The social security numbers of students in a class represent quantitative data.
True
False
6. Multiple Choice
30 seconds
1 pt
Identify the data set’s level of measurement: The IQ scores of students in a class.
Nominal
Ordinal
Interval
Ratio
7. Multiple Choice
30 seconds
1 pt
Identify the data set’s level of measurement: The nationality of each person on an airplane.
Nominal
Ordinal
Interval
Ratio
8. Multiple Choice
30 seconds
1 pt
Identify the data set’s level of measurement: The salaries of nurses at a hospital.
Nominal
Ordinal
Interval
Ratio
9. Multiple Choice
30 seconds
1 pt
Decide which method of data collection would be most appropriate: A study of the effect of using MyStatLab on grades in a statistics course.
Observational study
Experiment
Simulation
Survey
10. Multiple Choice
30 seconds
1 pt
Identify the sampling technique used: Students are classified according to major. Twenty students are selected from each major and asked how often they use the library.