Exam 13: Big Data Basics: Describing Samples and Populations
Exam 1: The Role of Marketing Research75 Questions
Exam 2: Information Systems and Knowledge Management75 Questions
Exam 3: The Marketing Research Process75 Questions
Exam 4: The Human Side of Marketing Research: Organizational and Ethical Issues74 Questions
Exam 5: Qualitative Research Tools75 Questions
Exam 6: Secondary Data Research in a Digital Age75 Questions
Exam 7: Survey Research75 Questions
Exam 8: Observation75 Questions
Exam 9: Conducting Marketing Experiments75 Questions
Exam 10: Measurement and Attitude Scaling75 Questions
Exam 11: Questionnaire Design74 Questions
Exam 12: Sampling Designs and Sampling Procedures75 Questions
Exam 13: Big Data Basics: Describing Samples and Populations75 Questions
Exam 14: Basic Data Analysis75 Questions
Exam 15: Testing for Differences Between Groups and for Predictive Relationships75 Questions
Exam 16: Communicating Research Results75 Questions
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The measure of central tendency that identifies the value that occurs most often is called the ____.
(Multiple Choice)
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The central limit theorem states that, as sample size increases, the distribution of sample means of samples of size n (when randomly selected) approaches a normal distribution.
(True/False)
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Which theorem states that as sample size increases, the distribution of sample means of size n, randomly selected, approaches a normal distribution?
(Multiple Choice)
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The range of numbers within which the population mean is expected to lie 95 percent of the time referred to as a(n) ____________________ estimate.
(Short Answer)
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A frequency distribution of the population elements is called a ____.
(Multiple Choice)
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If 35 percent of TV viewers recalled seeing an ad for a Ford Explorer on a particular television program based on a sample of 800 viewers, the 95 percent confidence interval for this study would be between approximately ____.
(Multiple Choice)
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A confidence interval estimate is a specified range of numbers within which a population mean is expected to lie.
(True/False)
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The normal distribution is a symmetrical, bell-shaped distribution that describes the expected probability distribution of many chance occurrences.
(True/False)
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If between 125 and 150 units of a product have been produced each day during the past month, the range of this production is 25 units.
(True/False)
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All of the following are characteristics of the standardized normal distribution EXCEPT that it ____.
(Multiple Choice)
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In a test marked study, 206 out of a sample of 560 people state that they "liked" the product being studied. The proportion of people in this study who said that they liked this product was about:
(Multiple Choice)
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The idea that as sample size increases, the distribution of sample means of samples of size n, when randomly selected, approaches a normal distribution is known as the ____________________.
(Short Answer)
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A common practice in marketing research is to use the 75 percent confidence interval about the mean in research studies.
(True/False)
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Summary measures about variables computed using only data taken from a sample are called sample:
(Multiple Choice)
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Find the mean score of the following set of scores: 2, 5, 7, 4, 8.
(Multiple Choice)
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A frequency distribution of a sample is called a sample distribution.
(True/False)
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Which of the following refers to the proportion of respondents who choose the most positive choice in a multiple choice question?
(Multiple Choice)
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The confidence interval increases as the sample size, n, increases.
(True/False)
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