|
The z for a 95% level of confidence is: (Points : 1)
|
1.50
1.96
2.58
2.96
3.99
|
|
Question 2.2. To summarize findings for categorical measures, the researcher should: (Points : 1)
|
not try to summarize findings for categorical measures; it is inappropriate
use a percentage distribution (sometimes called a frequency distribution)
compute an average such as a mean
compute a standard deviation
compute a range
|
|
Question 3.3. A survey that does not identify the sponsor’s name is referred to as: (Points : 1)
|
a disguised survey
a confidential survey
an anonymous survey
an “undercover” survey
none of the above; sponsors must always be identified to comply with FTC rules
|
|
Question 4.4. In the question, “Do you always buy electronic products from Dell?” Which word is one of the “words to avoid in question development?” (Points : 1)
|
always
buy
you
from
Dell
|
|
Question 5.5. Which of the following is the best description of data analysis? (Points : 1)
|
the process of describing data in statistical terms, such as p values and degrees of freedom
the process of describing data by computing a small number of measures that characterize the data set in ways that are meaningful to the client
the process of describing data so that they communicate the answer to the client and also allow the client to exercise his or her statistical skills
orthogonal manipulation of data
honorthological manipulation of data
|
|
Question 6.6. “Since most consumers want a car with excellent fuel economy, wouldn’t you agree your next car will be a hybrid?” is an example of: (Points : 1)
|
an excellent research question that should be used in a survey by hybrid car manufacturers
a poor research question that should only be used in a survey by hybrid car manufacturers
a leading question that will produce bias and should not be used by researchers
a leading question that will not produce bias and should be used by researchers
a good question for an online survey
|
|
Question 7.7. Data from a survey is arranged into a ____________ to aid in analysis. (Points : 1)
|
data code book
data matrix
data entry
data collection
questionnaire
|
|
Question 8.8. It is the researcher’s responsibility to select only sample frames that: (Points : 1)
|
perfectly represent the true population
have the least amount of error at a reasonable cost
have no error regardless of the cost
have error limited to 20%-30%
none of the above; researchers do not choose the sample frame
|
|
Question 9.9. __________________ affords fast, convenient, and flexible access to pre-profiled samples. (Points : 1)
|
random online intercept sampling
invitations online sampling
online panel sampling
systematic online sampling
none of the above
|
|
Question 10.10. Sampling error is caused by: (Points : 1)
|
the method of sample selection
the size of the sample
the choice of populations
use of a sample rather than a census
a and b
|
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