Exam 1: Introduction and Data Collection

The collection and summarization of the socioeconomic and physical characteristics of the employees of a particular firm is an example of

A marketing research firm, in conducting a comparative taste test, provided three types of peanut butter to a sample of households randomly selected within the state. Which of the 4 methods of data collection is involved when people are asked to compare the three types of peanut butter?

The Human Resources Director of a large corporation wishes to develop an employee benefits package and decides to select 500 employees from a list of all (N = 40,000) workers in order to study their preferences for the various components of a potential package. In this study, methods involving the collection, presentation, and characterization of the data are called_________ .

The Commissioner of Health in New York State wanted to study malpractice litigation in New York. A sample of 31 thousand medical records was drawn from a population of 2.7 million patients who were discharged during the year 1997. Using the information obtained from the sample to predict population characteristics with respect to malpractice litigation is an example of _______.

In purchasing an automobile, there are a number of variables to consider. The color of the car is an example of a(n)______ variable.

The Commissioner of Health in New York State wanted to study malpractice litigation in New York. A sample of 31 thousand medical records was drawn from a population of 2.7 million patients who were discharged during the year 1997. The proportion of malpractice claims filed from the sample of 31 thousand patients is a(n) _____ .

TABLE 1-1 The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a videocassette recorder made by the company over the past 12 months are satisfied with their products. -Referring to Table 1-1, the possible responses to the question "How many videocassette recorders made by other manufacturers have you used?" result in

The number of defective apples in a single box will be measured on an interval scale.

TABLE 1-1 The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a videocassette recorder made by the company over the past 12 months are satisfied with their products. -Referring to Table 1-1, the possible responses to the question "How would you rate the quality of your purchase experience with 1 = excellent, 2 = good, 3 = decent, 4 = poor, 5 = terrible?" are values from a

Whether the university is private or public is an example of a nominal scaled variable.

The number of defective apples in a single box is an example of a continuous variable.

A statistic is usually used to provide an estimate for a usually unobserved parameter.

A summary measure that is computed to describe a characteristic of an entire population is called

The Dean of Students conducted a survey on campus. Number of clubs, groups, teams, and organizations affiliated with on campus is an example of a(n)_______ numerical variable.

The level of satisfaction ("Very unsatisfied," "Fairly unsatisfied," "Fairly satisfied," and "Very satisfied") in a class is an example of an ordinal scaled variable.

The answer to the question "What is your sleeping bag temperature rating?" is an example of a ratio scaled variable.

A summary measure that is computed to describe a characteristic from only a sample of the population is called

Which of the following is most likely a parameter as opposed to a statistic?

The Dean of Students conducted a survey on campus. Major area of study is an example of a(n) ________ variable.

A statistics student found a reference in the campus library that contained the median family incomes for all 50 states. She would report her data as being collected using