Exam 1: Defining and Collecting Data

SCENARIO 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 Blu-ray player made by the company over the past 12 months are satisfied with their products. -Referring to Scenario 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?" result in

There can be only one sample selected from a population.

SCENARIO 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 Blu-ray player made by the company over the past 12 months are satisfied with their products. -Referring to Scenario 1-1,the possible responses to the question "How much time do you use the Blu-ray player every week on the average?" are values from a

SCENARIO 1-2 A Wall Street Journal poll asked 2,150 adults in the U.S.a series of questions to find out their view on the U.S.economy. -Referring to Scenario 1-2,the possible responses to the question "How would you rate the condition of the U.S.economy with 1 = excellent,2 = good,3 = decent,4 = poor,5 = terrible?" result in

SCENARIO 1-2 A Wall Street Journal poll asked 2,150 adults in the U.S.a series of questions to find out their view on the U.S.economy. -Referring to Scenario 1-2,the possible responses to the question "In which year do you think the last recession in the U.S.started?" result in

Faculty rank (professor to lecturer)is an example of discrete numerical data.

A sample is always a good representation of the target population.

To demonstrate a sampling method,the instructor in a class picked the first 5 students sitting in the last row of the class.This is an example of a

SCENARIO 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 Blu-ray player made by the company over the past 12 months are satisfied with their products. -Referring to Scenario 1-1,the possible responses to the question "What brand of Blu-ray player did you purchase?" result in

Selection bias occurs more frequently in systematic samples than in simple random samples.

SCENARIO 1-2 A Wall Street Journal poll asked 2,150 adults in the U.S.a series of questions to find out their view on the U.S.economy. -Referring to Scenario 1-2,the 2,150 adults make up

Which of the following sampling methods will more likely be susceptible to ethical violation?

Measurement error can become an ethical issue when a survey sponsor chooses leading questions that guide the responses in a direction.

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 Dean of Students conducted a survey on campus.Number of credits currently enrolled for is an example of a numerical variable.

To monitor campus security,the campus police office is taking a survey of the number of students in a parking lot each 30 minutes of a 24-hour period with the goal of determining when patrols of the lot would serve the most students.If X is the number of students in the lot each period,then X is an example of

SCENARIO 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 Blu-ray player made by the company over the past 12 months are satisfied with their products. -Referring to Scenario 1-1,the possible responses to the question "What brand of Blu-ray player did you purchase?" are values from a

When participants can self-select into the sample,you have a nonprobability sample.

Which of the following can be reduced by proper interviewer training?

results from the exclusion of certain groups of subjects from a population frame.