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QNT 275 WEEK 2 QUIZ
Download A stem-and-leaf diagram is constructed by separating each value of a data set into two parts. What are these parts? A recent survey of 200 small firms (annual revenue less than $10 million) asked whether an increase in the minimum wage would cause the firm to decrease capital spending. Possible responses to the survey question were: "Yes," "No," or "Don't Know." These data are best classified as ____________. Which of the following variables is quantitative? Which of the following represents a population and a sample from that population? In order to summarize qualitative data, a useful tool is a __________. A population consists of _________________. ABC Plumbing wants to understand its customers’ perceptions of the quality of the company’s plumbing service calls. They plan to survey a sample of its customer base. What will ABC need to do to ensure that their data is valid and reliable? Which of the following variables is qualitative? The accompanying chart shows the numbers of books written by each author in a collection of cookbooks. What type of chart is this?