In general, the degrees of freedom (df ) is the size of the sample (n)
a. plus the number of parameters estimated in the sample
b. minus the number of parameters estimated in the sample
c. minus ( Xi )2
d. divided by the number of parameters estimated in the sample
Question 2Univariate statistical analysis tests hypotheses involving only one variable.
Indicate whether the statement is true or false
Question 3Consumers who have strong relationships with a given brand are more likely to do which of the following?
a. pay more for maintaining the prestige c. pay less for brand switching
b. pay more for added value in acquiring the brand d. pay less for brand purchase
Question 4The major problems affecting global promotional efforts involve _____.
a. conforming to the uniform legal standards globally
b. homogeneous global demands
c. conflicting national regulations
d. undifferentiated marketing demands
Question 5The number of no contacts in survey research has been decreasing because of the increased use of technology that allows people to screen calls.
Indicate whether the statement is true or false
Question 6Given the problem, hypothesis, and test procedure stated in questions 20 through 23, a calculated test value of 1.78 is obtained. What conclusion is possible, assuming a 95 percent confidence level?
a. H0 is not rejected.
b. H0 is rejected.
c. in reality equals neither 0.25 nor 0.38.
d. No statement is possible; more information required.
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