illness.) Back 6/ Sociology: Dating Couples Do couples get engaged or not? If they are engaged, hợw long did they date before becoming engaged? A poll of 1000 couples conducted by Bruskin and Goldring Reseărch for Korbel Champagne Cellars.gave the following information (USĄ Today): Length of. Dating Time Before Engagement Numberor GOuoles Ume 200- Nèver engaged Less than 1 year 240 210 1 to 2 years More than 2 years. 350 (a). Use the data' to estimate the probability.of each event for a dating couple cho- sen at random: The couple is nọt engaged, dated less than 1 year engaged, dated'1 to 2 years before getting engaged, or dated more.than 2 years- before getting engaged. . (b) Do the probabilities of part (a) add-up to 1? Why should they? What is the: satmple space in this problem? before getting:

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