Exam 1: Introduction

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

The portion of the universe that has been selected for analysis is called

A personal computer user survey was conducted. The number of computer magazine subscriptions is an example of a ________ numerical variable.

Using the number of registered voters who turned out to vote for the primary in Iowa to predict the number of registered voters who will turn out to vote in Vermont's primary is an example of descriptive statistics.

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 DVD player 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 "Are you happy, indifferent, or unhappy with the performance per dollar spent on the DVD player?" are values from a

An insurance company evaluates many numerical variables about a person before deciding on an appropriate rate for automobile insurance. The number of tickets a person has received in the last three years is an example of a ________ numerical variable.

An insurance company evaluates many numerical variables about a person before deciding on an appropriate rate for automobile insurance. The number of claims a person has made in the last three years is an example of a ________ numerical variable.

The oranges grown on corporate farms in an agricultural state were damaged by some unknown fungi a few years ago. Suppose the manager of a large farm wanted to study the impact of the fungi on the orange crops on a daily basis over a six-week period. On each day a random sample of orange trees was selected from within a random sample of acres. The daily average number of damaged oranges per tree and the proportion of trees having damaged oranges were calculated. In this study, the presentation and characterization of the two main measures calculated each day (i.e., average number of damaged oranges per tree and proportion of trees having damaged oranges)is called ________.

Most colleges admit students based on their achievements in a number of different areas. Whether a student has taken any advanced placement courses is an example of a ________ variable.

Which of the following is a discrete quantitative (numerical)variable?

A personal computer user survey was conducted. The primary word processing package used is an example of a ________ variable

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 DVD player 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 people are there in your household?" are values from a

The oranges grown on corporate farms in an agricultural state were damaged by some unknown fungi a few years ago. Suppose the manager of a large farm wanted to study the impact of the fungi on the orange crops on a daily basis over a six-week period. On each day a random sample of orange trees was selected from within a random sample of acres. The daily average number of damaged oranges per tree and the proportion of trees having damaged oranges were calculated. The two main measures calculated each day (i.e., average number of damaged oranges per tree and proportion of trees having damaged oranges)may be used on a daily basis to estimate the respective true population ________.

A personal computer user survey was conducted. The computer brand primarily used is an example of a ________ variable.

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

Which of the following is a continuous quantitative (numerical)variable?

The answer to the question "What is your favorite color?" is an example of a continuous 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 2010. The proportion of malpractice claims filed from the sample of 31 thousand patients is a ________.

The Dean of Students conducted a survey on campus. Grade point average (GPA)is an example of a ________ numerical variable.

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. Information obtained from the sample will be used to draw conclusions about the true population ________.