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Module 1 Introduction and Data Collection Exam Questions with Complete Solutions
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Module 1 Introduction and Data Collection Exam Questions with Complete Solutions
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Module 1: Introduction andData Collection Exam
Questions with Complete
Solutions
Denning [Date] [Course title]
, Which of the following are variables a buyer might want to know about a bottle of cola? - Correct
Answers calories in a bottle, ounces in a bottle
A student's hair color is an example of a _____________ variable while the student's weight is an
example of a _________________ variable. - Correct Answers Blank 1: qualitative or categorical
Blank 2: quantitative or numerical
Which of the following are examples of cross-sectional data? - Correct Answers unemployment rates in
2009 for each state
grade point averages of freshmen in spring, 2014
The results from a Google search are an example of - Correct Answers an existing data source
Which of the following are examples of variables? - Correct Answers The waiting times of patrons at a
fast food restaurant.
The yearly salary of high school English teachers.
The values assigned to variables for each element in a data set are called _____________ - Correct
Answers Blank 1: measurements or observations
A public health professional is concerned about obesity in a rural county. She studies a sample of
residents and records each person's weight; the number of meals eaten weekly at fast food restaurants;
and the number hours of exercise they get per week. Which of the following are correct? - Correct
Answers Weight is a response variable.
Number of meals eaten in fast food restaurants is a factor.
If the possible values of a variable are numbers representing the amount of some quantity an element
possesses, the variable is said to be _____________. - Correct Answers Blank 1: quantitative or
numerical
The total cost of all parking tickets accumulated by each undergraduate at your college in the last fall
term is an example of _____ data. - Correct Answers cross-sectional
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