exams

01. Clara is a market researcher who records shoppers’ movement through a grocery store. What method of research is Clara using?

02. When an employee who works at McDonald's headquarters outside Chicago travels around the U.S. and observes franchises to see if they are acting in the best interests of McDonald's good name in terms of friendly service, cleanliness, and quality of food, this observer is acting as a(n):

03. All of the following measure physiological reactions EXCEPT:

04.A researcher is conducting an experiment in which one group of people is exposed to an advertisement and another group is exposed to another advertisement. He is examining the effect of headline font sizes on consumers’ attitude toward the brand advertised. The participants in this experimental research are referred to as:

05. Categorical variables like a subject’s gender or ethnicity are known as which type of variable in experimental research?

06. Which of the following is present when the person administering experimental procedures influences the subjects’ behavior or sways them to slant their answers to cooperate with him or her?

07.Which of the following refers to concepts measured with multiple variables?

08.Coding household income into "Above $100,000," "Between $50,000 and $100,000," and "Below $50,000" is an example of a(n) ______ scale.

09.Which of the following means that the value assigned for a response is treated oppositely from the other items in a scale?

10.Which of the following is an indicator of a measure’s internal consistency?

11.A question that poses some problem or topic and asks respondents to answer in their own words is called a(n):

12. What type of question is the following?

13. In political elections for candidates who are not well-known by many voters, such as judges, it frequently happens that the candidate who is listed first on the ballot receives the most votes, this is an example of a(n):

14.If Northwest Airlines selects randomly a set of 40 flights on a given day, and then selects randomly a group of ten passengers on each of these flights to participate in an in-flight survey, the passengers are a:

15. The difference between the sample result and the result of an accurate census is called:

16.In which type of sampling does every element in the population have a known, nonzero probability of selection?

17. Nicole has developed a set of data organized by summarizing the number of times a particular value of a variable occurs. This is an example of a:

18.The arithmetic average of a set of numbers is referred to as the _____.

19.Find the approximate standard deviation of the following set of scores: 3, 6, 2, 7, 8 .

20.Assigning males the value of zero and females the value of one in a database to record the gender of the respondents is an example of:

21.Which type of statistical analysis test hypotheses involves only one variable?

22.The two types of errors researcher run the risk of committing when sampling are:

23.Which test should be used when comparing the means of three groups to see if they are significantly different from one another?

24.When a researcher is attempting to predict sales volume by using building permits, amount of advertising, and the income levels of residents, the researcher is using:

25. In regression analysis, the symbol X is commonly used for the ______ variable, and the symbol Y is commonly used for the ______ variable.