The statistical significance of a regression model is determined using which test?
a. t-test
b. 2
c. F-test
d. Z-test
Question 2Many ideas for new products come from marketers observing the world around them.
a. True
b. False
Indicate whether the statement is true or false
Question 3When empirical evidence from two different cultures suggests that people in one culture act in ways that are similar to people in a different culture, we say that this fact ____________________ the hypothesis that the two cultures are similar to one another.
Fill in the blank(s) with correct word
Question 4Betty is a product manager for a brand of baby food. She is curious about the impact on the brand if she decides to raise the price five percent. It would be possible for Betty to run a trial, or a field experiment, using scanner data to answer her question.
a. True
b. False
Indicate whether the statement is true or false
Question 5Which regression estimation technique is based on the logic of how much better a regression line can predict values of Y compared to simply using the mean as a prediction for all observations, no matter what the value of X may be?
a. visual estimation
b. maximum likelihood
c. coefficient of determination
d. ordinary least squares (OLS)
Question 6Marketing management is involved throughout the new product development process.
a. True
b. False
Indicate whether the statement is true or false
Question 7From a research standpoint, the ____________________ means that research studies often investigate effects of various combinations of marketing elements on important outcomes such as sales and image.
Fill in the blank(s) with correct word
Question 8Studies conducted in the real world tend to have more internal validity than external validity.
a. True
b. False
Indicate whether the statement is true or false
Question 9Which approach is most appropriate if the purpose of the regression analysis is forecasting?
a. standardized regression coefficient ()
b. Y-intercept
c. coefficient of determination (R2)
d. raw parameter estimates
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