MATH225 Week 1 Assignment Variables and Measures of Data
QUESTIONS
1.A political researcher asks people if they Strongly Disagree, Disagree, Agree, or Strongly Agree with various policy decisions. What is the level of measurement of the data?
Nominal
Ordinal(Correct answer)
Interval
Ratio
2.A zoologist measures the birthweight of each cub in a litter of lions. What is the level of measurement of the data?
Nominal
Ordinal
Interval
Ratio
3. What term best describes data that is an attribute whose value is indicated by a label?
Discrete
Quantitative
Statistic
qualitative
4. Given that Justin is collecting data on reaction time, what type of data is he working with?
qualitative data
discrete quantitative data
continuous quantitative data
none of the above
5. Which of the following best describes the term explanatory variable?
the dependent variable in an experiment
a value or component of the independent variable applied in an experiment
a variable that has an effect on a study even though it is neither an independent nor a dependent variable
the independent variable in an experiment
6. Angela is collecting data on the number of classes that students take. What type of data is this?
qualitative data
discrete quantitative data
continuous quantitative data
none of the above
7. Jacqueline is investigating if age has any effect on the number of hours of sleep. Which of the following gives the explanatory and response variables respectively?
the number of people that are being studied and the number of hours of sleep
the number of hours of sleep and age
age and the number of hours of sleep
the number of people that are being studied and age
8. Given that Angelina is collecting data on commute distance, what type of data is she working with?
qualitative data, discrete quantitative data, continuous quantitative data, none of the above
9. Patrick is collecting data on shoe size. What type of data is this?
qualitative data
discrete quantitative data
continuous quantitative data
none of the above
10. To determine whether or not grade level influences time spent studying, Samuel has designed a survey. What is the response variable?
grade level, time spent studying, the number of people surveyed, none of the above
11. A biologist samples and measures the length of the fish in a lake. What is the level of measurement of the data?
Nominal
Ordinal
Interval
Ratio
12. A market researcher finds the price of several brands of fabric softener. What is the level of measurement of the data?
Nominal
Ordinal
Interval
Ratio
13. Continuous data is the type of quantitative data that is the result of counting
True
False
14. Jason is collecting data on the number of books students read each year. What type of data is this?
quantitative data
discrete quantitative data
continuous quantitative data
none of the above
15. To determine whether or not number of siblings influences grade point average, Charles has designed a survey. What is the explanatory variable?
Number of siblings
Grade point average
The number of people surveyed
None of the above
16. Which of the following best describes the term response variable?
the independent variable in an experiment
a variable that has an effect on a study even though it is neither an independent nor a dependent variable
the dependent variable in an experiment
a value or component of the independent variable applied in an experiment
17. An explanatory variable is a value or component of the independent variable applied in an experiment (This is a treatment)
True
False
18. Margaret is investigating if gender has any effect on political party associations. What is the response variable?
political party associations
gender
the number of people that are being studied
none of the above
19. A new mother keeps track of the time when her baby wakes up each morning. What is the level of measurement of the data?
Nominal
Ordinal
Interval
ratio
You can as well check out (Solution) MATH225 Week 1 Assignment Evidence, Claims and Study Types
Question
A zoologist measures the birthweight of each cub in a litter of lions. What is the level of measurement of the data?
Select the correct answer below:
nominal
ordinal
interval
Ratio(Correct answer)
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