Which of the following is not present in a time series?
A) seasonality
B) operational variations
C) trend
D) cycles
E) random variations
B
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A dummy independent variable is defined as one that is scaled with a categorical 0-versus-1 coding scheme
Indicate whether the statement is true or false
Which of the following is NOT one of the factors that affects the relationship between the effectiveness of messages and the spokespersons or endorsers they feature?
A) synergy between the endorser and the type of product/service advertised B) similarity between the endorser's demographic characteristics and those of the target audience C) the trust the consumer has in the marketer of the advertised product D) whether the spokesperson is a member of a symbolic reference group E) the congruency of the contents of the message with the spokespersons' qualifications