Exam 1: A Gentle Introduction

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An experimenter defines "consumer assertion" as the total number of products that a consumer has returned for his or her money back in a 1-year period.This definition in statistics is

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C

When the experimenter evaluates the outcome of a study without knowing which participants were in the experimental and control groups and the participants are also unaware, then the experiment is said to be

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E

Which of the following was NOT presented as one of the eight questions of any study or survey?

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D

Some patients in a control group will get well because of their belief that they are receiving the real treatment.This phenomenon is known as the

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A series of studies is used to demonstrate the usefulness of a theory.This process is called

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For the set of numbers 2, 3, 5, 6, 9, the value of would be equal to

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Which of the following words typically has no place in a statistical report?

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If we randomly choose names from the phone book, call them, and determine whether they are registered voters, does this process result in a random sample of voters?

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Anxiety was measured in a group of anxious elderly patients who were divided into two groups.One group received a new anti-anxiety drug and the other a placebo.The operational definition of the dependent variable is

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Which of the following is NOT a role of the statistician according to Abelson?

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A study linked a high blood pressure medicine to an increased risk of heart attacks.How many of the 70 published defenders of the medicine had financial ties to the manufacturer of the drug?

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For the set of numbers 4, 5, 6, 9, the value of (?x)2 would be equal to

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The word placebo comes from Latin and means

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Who wrote that "not [ever] being wrong" was even worse than being wrong in science?

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Which of the following scales requires a rational zero point?

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Theories are often proven or disproven in science.

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In a study of autistic children being taught facilitated communication, what percentage of the autistic kids could answer the questions correctly without any help from the facilitators after their training?

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Historically, which is the oldest form of statistics?

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Which of the following results in an abuse of statistical power?

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The capital Greek letter ? indicates that the reader should _______ a set of numbers.

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