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To evaluate the integrity of underground water lines, the department of public works randomly selects 20 sites in the city to unearth and observe the water lines. At 5 of the sites, the water lines needed repair. The department of public works concludes that about one-fourth of underground water lines throughout the city need repair.

3. To award prizes at a hockey game, four tickets with individual seat
numbers printed on them are picked from a barrel. Since Elvis's
section was not selected for any of the four prizes, he assumes that
they forgot to include the entire section in the drawing.

User BraX
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10 votes
4. Normal body temperature is 98.6 degrees Fahrenheit, although it varies slightly for some people. Someone ?
User RockingDice
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