3 1. PC Insider published data on ten laser printers (see below) 4 a. apply regression...
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3 1. PC Insider published data on ten laser printers (see below) 4 a. apply regression analysis to these data to determine how much more speed a customer 5 gets from spending more. Identify the intercept and slope of that relationship. 6 b. determine the explanatory power of the regression (RSQ) 7 c. find the simple correlation between speed and price. 8 d. if a company wants to market its new printer which has a speed of 36 pages per minute, what price would be appropriate, based on your regression results. 9 Name Speed(pages per min.) Price 10 Brother 20 499 11 Brother in law 32.2 12 HP Ink/Dot Combo 23.4 13 IBM footprint 23.6 14 Lexmark G5 24.4 15 Lexmark Tesla 39.6 16 Minolta-Snapshot 20,6 17 Munoltua-Bigshot 24 18 Oki-Ben Kenobe 19 Xerox Phase Zapper 20 56.4 35.6 1000 399 1387 299 2089 299 199 2200 1850 3 1. PC Insider published data on ten laser printers (see below) 4 a. apply regression analysis to these data to determine how much more speed a customer 5 gets from spending more. Identify the intercept and slope of that relationship. 6 b. determine the explanatory power of the regression (RSQ) 7 c. find the simple correlation between speed and price. 8 d. if a company wants to market its new printer which has a speed of 36 pages per minute, what price would be appropriate, based on your regression results. 9 Name Speed(pages per min.) Price 10 Brother 20 499 11 Brother in law 32.2 12 HP Ink/Dot Combo 23.4 13 IBM footprint 23.6 14 Lexmark G5 24.4 15 Lexmark Tesla 39.6 16 Minolta-Snapshot 20,6 17 Munoltua-Bigshot 24 18 Oki-Ben Kenobe 19 Xerox Phase Zapper 20 56.4 35.6 1000 399 1387 299 2089 299 199 2200 1850
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