ExamName___________________________________MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.1)Choose the answer below that best completes the following statement.A ________ is a number that describes a population.1)A)summaryB)statisticC)sampleD)parameter2)Choose the answer below that best completes the following statement.A _____________ is a number that describes a sample.2)A)populationB)statisticC)measurementD)parameter3)In a recent poll, 64% of the respondents supported stricter gun laws. Is this an exampleof statistic or a parameter?3)A)StatisticB)Parameter4)In a small town, 84% of the residents, aged 16 or more years old, own a car. Is this anexample of statistic or a parameter?4)A)StatisticB)Parameter5)Of the televisions offered at an electronics store, 42% cost less than $500.00. Is this anexample of statistic or a parameter?5)A)StatisticB)Parameter6)In a survey of 1000 teenagers, 23% of them said they use tobacco products. Is this anexample of statistic or a parameter?6)A)StatisticB)Parameter7)Which of the following sample types should you always regard as unreliable?7)A)simple random samplesB)voluntary response samplesC)stratified samplesD)cluster samples8)A pollster randomly samples145Democrats,154Republicans and19Independents (allregistered voters) in Metro City and asks each poll participant which mayoral candidatehe or she prefers. Identify the kind of sample that the pollster is using.8)A)stratified sampleB)sample of convenienceC)voluntary response sampleD)cluster sample1Preview Mode
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