When testing a hypothesis, if the computed value is 39.7 and the critical z is 1.96, then:
A) the hypothesis is not supported
B) the hypothesis is supported
C) the critical z value needs to be changed
D) a major assumption has been violated
E) no statement can be made about the hypothesis based on this information
A
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Retailers control shelf purchase and have purchasing data, which means they determine:
A) what products and brands are placed on stores shelves B) what marketing products manufacturers use C) who has the power in the distribution channel D) what products manufacturers produce
________ is a multiple cross-sectional design consisting of a series of surveys conducted at appropriate time intervals, where the cohort serves as the basic unit of analysis
A) Multiple cross-sectional design B) Single cross-sectional design C) Cohort analysis D) None of the above