Topic 6_Section 2.5 SP13 relations in categorical data


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Unformatted text preview: ee the ad and made a purchase – 56 of all the people didn’t see the ad did not make a purchase Saw ad Total 1 Some Basic Questions • • • • • What % of the people saw the ad? What % of the people made a purchase? What % of the people saw the ad AND made a purchase? For those making a purchase, what % saw the ad? For those who didn’t see the ad, what % of those still made a purchase? • Answers: we find percentages. The issue is what is in our denominator. How many are in the group we are examining? Some Basic Questions • For those making a purchase, what % saw the ad? Some Basic Questions • What % of...
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This note was uploaded on 02/15/2013 for the course STATISTICS 1430 taught by Professor Lirapi during the Spring '10 term at Ohio State.

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