Question 1
A ________ shows graphically how two variables are related.
◦ ratio analysis
◦ trend analysis
◦ scatter plot
◦ correlation analysis
Question 2
Marie Boyd has been hired by Barnum Hotels to manage staffing for the regional hotel chain. Barnum intends to open two new hotels within the next 3 years and will have many job positions to fill. Historically, employee turnover is high at Barnum, as employees usually remain with the company for less than 2 years before quitting. Marie realizes that Barnum needs to make significant changes in its personnel strategy in order to meet the company's goals for the future and to improve employee retention rates.
Which of the following, if TRUE, best supports the argument that a scatter plot is the most appropriate tool for Marie to use in estimating future personnel needs?
◦ Barnum requires HR to maintain qualifications inventories for all current employees.
◦ The size of the two new Barnum hotels will be similar to the chain's other hotels.
◦ Productivity levels for Barnum employees typically vary from month to month.
◦ Barnum's marketing department will develop a new promotional campaign for the new hotels.
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The polymerase chain reaction (PCR).
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