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 © Mathalicious 2013 THE BIGGEST LOSER name date How should the winner of The Biggest Loser be chosen? Act One: Before and After 1 The tables below show the before and after pictures for six contestants from Season 9 of The Biggest Loser. Calculate how much weight each person lost two ways: in pounds, and as a percent. Koli Michael Sam 403 lb 188 lb 526 lb 262 lb 372 lb 230 lb Pounds Lost Percent Lost Pounds Lost Percent Lost Pounds Lost Percent Lost Victoria Sunshine Sherry 358 lb 222 lb 275 lb 161 lb 218 lb 119 lb Pounds Lost Percent Lost Pounds Lost Percent Lost Pounds Lost Percent Lost 2 Imagine you’re the judge of The Biggest Loser and can decide the winner however you want. For each group (men and women), rank who you think should come in 1st, 2nd and 3rd place, and explain your reasoning. 2 Act Two: Rules of the Road 3 The scatterplots below show the results from seasons 1-­‐14 of The Biggest Loser. According to the rules, the 300 Weight Lost (%) Weight Lost (lb) winner is supposed to be the individual contestant who loses the greatest percent of his/her body weight. Do you think this is the fairest way to determine the winner? If so, why? If not, why not? 250 50% 200 40% 150 30% 100 20% 50 10% 0 0% 100 200 300 400 500 600 Starting Weight (lb) 0 0 60% 100 200 300 400 500 600 Starting Weight (lb)