[Top Answer] MATH225N – Week 1 Assignment – Variables and Measures of Data

Description

Week 1 Assignment: Variables and Measures of Data

Objectives

1.2 Variables and Measures of Data

Completed

• Identify explanatory and response variables in an experiment
• Define and distinguish between qualitative, quantitative, discrete, and continuous variables
• Identify levels of measurement of data

Activity 1

Question

A market researcher finds the price of several brands of fabric softener. What is the level of measurement of the data?

Activity 2

Question

At a comic convention, a researcher asks attendees what their favorite comic book is. What is the level of measurement of the data?

Activity 3

Question

Is the statement below true or false?

Continuous data is the type of quantitative data that is the result of counting.

Activity 5

Question

Thomas is investigating if gender has any effect on political party associations. Which of the following gives the explanatory and response variables respectively?

Activity 6

Question

Tina has created an experiment to test whether or not age has any effect on the number of words on a list that can be remembered. What is the explanatory variable in this situation?

Activity 7

Question

True or False?

Activity 8

Question

Which of the following best describes the term explanatory variable?

Activity 9

Question

Given that Justin is collecting data on reaction time, what type of data is he working with?

Activity 10

Question

Patrick is collecting data on shoe size. What type of data is this?

Activity 11

Question

A track runner keeps track of how long it takes her to run the 200-meter dash. What is the level of measurement of the data?

Activity 12

Question

A new mother keeps track of the time when her baby wakes up each morning. What is the level of measurement of the data?