Exam 1: Introduction

After Marie cleans out her toy box, she counts the number of toys that she plans to donate to charity. What is the measurement scale for this variable?

Which one of the following would be considered a discrete variable?

A researcher is interested in satisfaction of first time visitors at Disneyworld and thus her target population is first time visitors. In this study, "first time visitors" is which one of the following?

A truck dealer promotes two new trucks, one is called the 'light duty' truck and the other is called the 'heavy duty' truck. I assert that the 'light duty' truck holds one-half the capacity as the 'heavy duty' truck. Am I correct?

For interval level variables, which of the following properties does not apply?

A preschool director surveys parents of four-year old children regarding the types of schools their child will attend in kindergarten. The preschool director finds that 85% plan to enroll their child in a public school and the remaining parents will enroll in private or homeschool. "Type of school," in this scenario, is which one of the following?

A researcher creates a variable that is called 'shampoo type' that categorizes shampoo into three types: a) herbal; b) chemically balanced; and c) non-additive. What type of measurement scale is 'shampoo category?'

Luke is shopping for engagement rings and decides there are three types of diamonds: 1) tiny; 2) average; and 3) huge. What is the measurement scale for "type of diamond" based on Luke's classification?

Marie is cleaning out her toy box and groups her toys into the following categories: a) stuffed animals; b) electronic toys and games; c) books; and d) toys to donate to charity. What is the measurement scale for Marie's toy categories?

Jasmine is examining how teenage girls view their satisfaction with their appearance. In her study, "gender" is which of the following?