ST 260 Lecture Notes - Lecture 1: Tablet Computer, Kroger, Qualitative Property
9 May 2017
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Stats chapter 1 notes: in a recent poll, researches found that 47% of american adult respondents reported getting at least some local news on their cell phone or tablet compute. All american adults: another statistic concerned using cell phones or tablet computers to check local weather reports and to find local restaurants. 30/71 = 42. 3: kroger is one of the largest grocery stores in the us with over 2,000 grocery stores across the country. Kroger uses online customer opinion questionnaire to obtain performance data about its products and services and learn about what motivates its customers. In the survey, kroger customers were asked if they would be willing to pay more for products that had each of the following four characteristics. Quiz problems: which of the following variables is quantitative, phone number, zip code, weight of package, all of the choices are correct. Weight of package: using data containing errors is always better than using no data at all.
