MATH 214 Study Guide - Final Guide: Online Dating Service, Sampling Distribution, Standard Deviation
10 Jan 2019
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Instructions: this exam consists of ten questions, found on three pages. Answer each question on the indicated answer sheet. Clearly label each problem with its question number. Calculators are allowed but you must show work for full credit. Round all decimal answers to three decimal places unless otherwise instructed. Answer questions 1-3 on answer sheet 1: 8 points. Give the type and level of measurement of each underlined variable. [4 pt ea: a website rates the reliability of different models of cars, on a scale from 0 to 10, a car manufacturer advertises the gas mileage (in miles per gallon) of each model they produce, 10 points. An online dating website advertises that 85% of its new users go on a date within their first week of using the service. [7 pt: suppose they run a tv ad inviting children to visit barbradoll. com and vote on their favorite new.
