Question: Price Differentiating E-commerce websites alter results depending on whether consumers use smartphones or particular web browsers, reports a new study. The researchers created clean accounts

smartphones or particular web browsers", reports a new study. The researchers created

Price Differentiating E-commerce websites "alter results depending on whether consumers use smartphones or particular web browsers", reports a new study. The researchers created clean accounts without cookies or browser history and then searched for specific items at different websites using different devices and browsers. On one travel site, for example, prices given for hotels were cheaper when using Safari on an iphone then when using Chrome on an Android. At Home Depot, the average price of 20 items when searching from a smartphone was $230, while the average price when searching from a desktop was $120. Let group 1 be smartphone users and group 2 be desktop users. Ehrenberg R. "E-commerce sites personalize search results to maximize profits," Science News, November 29, 2014. (a) For the Home Depot data, give the notation for the mean for smartphone users. 1 2 # P2 HI : P eTextbook and Media Hint(b) For the Home Depot data, give the notation for the mean for desktop users. : P # P2 : P eTextbook and Media Hint (c) Give the notation for the difference in means. HE # P2 18 - : P eTextbook and Media Hint(d) Find the difference in means. i eTextbook and Media Hint

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