PC World provided ratings for the top five small-office laser printers and five-corporate laser printers (Pc World, February 2003). The highest rated small-office laser printer was the Minolta-QMS PagePro 1250W, with an overall rating of 91. The highest rated corporate laser printer, the Xerox Phaser 4400/N, had an overall rating of 83. The following data show the speed for plain text printing in pages per minute (ppm) and the price for each printer. Name Minolta-QMS PagePro 1250W Small Office Brother HL-1850 Lexmark E320 Minolta-QMS PagePro 1250E HP Laserjet 1200 Xerox Phaser 4400/N Brother HL-2460N Туре Speed (ppm) Price ($) 12 199 Small Office Small Office Small Office 10 499 12.2 299 10.3 299 Small Office Согрогаte Согрогate Cогрогate Corporate Согрогate 11.7 399 17.8 1850 16.1 1000 IBM Infoprint1120n Lexmark W812 Oki Data B8300n 11.8 1387 19.8 2089 28.2 2200 Calculate the correlation value between printing speed and price.
PC World provided ratings for the top five small-office laser printers and five-corporate laser printers (Pc World, February 2003). The highest rated small-office laser printer was the Minolta-QMS PagePro 1250W, with an overall rating of 91. The highest rated corporate laser printer, the Xerox Phaser 4400/N, had an overall rating of 83. The following data show the speed for plain text printing in pages per minute (ppm) and the price for each printer. Name Minolta-QMS PagePro 1250W Small Office Brother HL-1850 Lexmark E320 Minolta-QMS PagePro 1250E HP Laserjet 1200 Xerox Phaser 4400/N Brother HL-2460N Туре Speed (ppm) Price ($) 12 199 Small Office Small Office Small Office 10 499 12.2 299 10.3 299 Small Office Согрогаte Согрогate Cогрогate Corporate Согрогate 11.7 399 17.8 1850 16.1 1000 IBM Infoprint1120n Lexmark W812 Oki Data B8300n 11.8 1387 19.8 2089 28.2 2200 Calculate the correlation value between printing speed and price.
Chapter4: Linear Functions
Section: Chapter Questions
Problem 8PT: Does Table 1 represent a linear function? If so, finda linear equation that models the data.
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