## Description

**MATH 255N Week 1 Assignment, Variables and Measures of Data – Question and Answers**

- Which of the following best describes the term explanatory variable?
- Which of the following best describes the term
*qualitative*? - A zoologist measures the birthweight of each cub in a litter of lions. What is the level of … measurement of the data?
- Margaret is investigating if gender has any effect on political party associations. What is the response variable?
- Timothy is collecting data on number of dental cavities. What type of data is this?
- To determine whether or not number of siblings influences grade point average, Charles has designed a … survey. What is the explanatory variable?
- What is the type of quantitative data that is the result of measuring?
- A new mother keeps track of the time when her baby wakes up each morning. What is the level of measurement of the data?
- A response variable is the dependent variable in an experiment.
- Discrete data is the type of quantitative data that is the result of counting.
- 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?
- Which of the following best describes the term response variable?
- A climate scientist keeps track of the daily temperature, in degrees Fahrenheit, of a lake over the course of six weeks. What is the level of measurement of the data?
- Given that Ruth is collecting data on political party preference, what type of data is she working with?
- Janice is investigating if grade level has any effect on time spent studying. What is the explanatory variable?
- A restaurant surveys its patrons to find their favorite item on the menu. What is the level of measurement of the data?
- Which of the following is the independent variable in an experiment?
- Angela is collecting data on the number of … classes that students take. What type of data is this?
- A pollster surveys voters and asks which candidate they support in the upcoming election. What is the level of measurement of the data?
- Given that Janet is collecting data on favorite sports teams, what type of data is she working with?
- To determine whether or not grade level influences time spent studying, Samuel has designed a survey. What is the … response variable?
- A chef keeps track of the … temperature of his refrigerator in degrees Celsius. What is the level of measurement of the data?
- What term best describes data that is an attribute whose value is indicated by a label?
- Karen is investigating if age has any effect on political party preferences. What is the explanatory variable?
- A market researcher surveys households to ask what brand of shampoo is preferred. What is the level of measurement of the data?
- Thomas is investigating if gender has any effect on political party associations. Which of the following gives the explanatory and … response variables respectively?
- Given that Angelina is collecting data on commute distance, what type of data is she working with?
- A restaurant asks its patrons to rate the speed of the service. The options are Very Slow, Somewhat Slow, Somewhat Fast, Very Fast. What is the level of … measurement of the data?
- Edward has created an experiment to test whether or not height has any effect on red blood cell count. Which of the following gives the … explanatory and response variables, respectively, in this situation?
- What type of data is collected if Maria is studying eye color?