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Laabri

1.1 Exercises

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Last updated almost 2 years ago
14 Nsɛmmisa

Determine whether the data set is a population or sample

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Identify the Population and Sample

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Determine whether the numerical value is a parameter or a statistic.

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1.

12) The amount of energy collected from every wind turbine on a wind farm.

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2.

14) The annual salary of each pharmacist at a pharmacy

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3.

16) The number of televisions in each US household

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4.

18) The age of every third person entering a clothing store.

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5.

20) The soil contamination levels at 10 locations near a landfill

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6.

26) A survey of 33,043 infants in Italy was conducted to find a link between heart rhythm abnormality and sudden infant death syndrome

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7.

28) A survey of 1012 U.S. adults found that 5% consider pet-friendliness an important factor for choosing a hotel.

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8.

30) A survey of 496 students at a college found that 10% planned on traveling out of the country during spring break.

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9.

32) A survey of 961 major-appliance shoppers found that 23% bought extended warranties.

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10.

34) A survey of 2002 third- to twelfth-grade students found that they devoted an average of 7 hours and 38 minutes per day to using entertainment media.

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11.

36) A survey of 2514 college board members found that 38% think that higher education costs what it should relative to its value.

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12.

38) In January 2013, 60% of the governors of the 50 states in the United States were Republicans.

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13.

40) Voter registration records show that 78% of all voters in a county are registered as Democrats

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14.

42) In a recent year, the average math score on the ACT for all graduates was 21.1