Unformatted text preview: tax forms. The IRS suspects that one waiter has been underreporting his income, so an IRS agent goes through the restaurant’s Fles and obtains a random sample of 20 credit card receipts from people this waiter served. The agent is looking for evidence that his tips averaged more than he claimed on his tax return. 7. Scoring. A football fan wonders if there is any evidence of a home Feld advantage when it comes to scoring. His data are the total number of points scored in home and away games by the 32 N²L teams last season (assumed to be representative of all seasons.) 8. Speeding. Among a random sample of collegeage drivers 5% of the 576 men said they had been ticketed for speeding during the past year, compared to only 3% of the 552 women. Does this indicate a signiFcant di±erence between college males and females in terms of being ticketed for speeding? 1...
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 Spring '11
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 Statistics, Degrees Of Freedom, Taxation in the United States, Randomness, low tar brands

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