ree predictors (materialism, exclusivity and product quality) is good to predict attitude toward online luxury purchase. You want to use the measurement items, but yet need to check whether they are good to be used or not. Discuss how to decide, which measurement item(s) are good to be used, or not. Explain the following things: a. Definitions of reliability and validity b. Elaborate different types of reliability and validity c. Which types of reliability and validity that you are going to use, if you are going to analyze the data using PLS? d. What are the expected values for each of the test criteria, for measurement items to be considered reliable and valid?
3. To understand the attitude toward luxury online purchase, you did a comprehensive literature review, and found that a model showing three predictors (materialism, exclusivity and product quality) is good to predict attitude toward online luxury purchase. You want to use the measurement items, but yet need to check whether they are good to be used or not. Discuss how to decide, which measurement item(s) are good to be used, or not. Explain the following things:
a. Definitions of reliability and validity
b. Elaborate different types of reliability and validity
c. Which types of reliability and validity that you are going to use, if you are going to analyze the data using PLS?
d. What are the expected values for each of the test criteria, for measurement items to be considered reliable and valid?
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