A researcher finds that respondents will probably misinterpret the term "salient" used in a couple of survey questions. If the research is conducted in a scientific manner, this problem will most likely get caught at which stage of the research process?
a. Step 2 - specification of research questions
b. Step 4 - determine the research design
c. Step 7 - pretest the questionnaire
d. Step 9 - data analysis
e. Step 10 - instrument problem identification
Answer: c. Step 7 - pretest the questionnaire
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A ________ is a lower-triangle matrix containing pairwise distances between objects or cases
A) classification matrix B) correlation matrix C) similarity/distance coefficient matrix D) factor matrix
Use the information in Table 13.9. Which of these statements regarding the problem is correct?
A) Another plant must be added to the tableau because there are more warehouses than plants. B) A dummy plant must be added due to production volumes. C) A dummy warehouse must be added to solve this problem. D) The simplex method can be used to solve this problem.