Parameters Statistics

The average annual salary for 35 of a company's 1200 accountants is $68,000.

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In a survey of a sample of high school students, 43% said that their mother has taught them the most about managing money.

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Sixty-two of the 97 passengers aboard the Hindenburg airship survived its explosion.

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As of January 2007, 44% of the governors of the 50 states in the US are Republicans.

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In a survey of a sample of computer users, 8% said their computer had a malfunction that needed to be repaired by a service technician.

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In a recent year, the interest category for 12% of all new magazines was sports.

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In a recent survey of 1503 adults in the United States, 53% said they use both a landline and a cell phone,

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In  a recent year, the average math scores for all graduates on the ACT was 21.1.

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Before a nation wide election, a polling place was trying to see who would win.
Which choice best represents the statistic?

• A selection of voters over age 50.
• All voters.
• The percentage of voters in favor of the candidate.
• 53% of the selection of voters support the candidate.

A survey company was trying to see if people in a state thought the pollution was too high.
Which choice best represents a parameter?

• All people in the state.
• Percentage of all people in the state who thought the pollution was too high.
• 500 randomly selected residents of the state.
• 71% of the residents surveyed thought the pollution was too high.