1. Single Choice 1*10= 10 points

1. Among random variables, the value of the variable with the most occurrence is the variable ( ).

A. mean B. extreme value C. mode D. median

2. Regarding market research and market forecasting, which of the following statement is wrong ( ).

A. From a methodological point of view, market forecasting depends on market research

B. Market research provide essential data for market forecasting

C. From the point of view of time continuity, the two are a coherent task

D. Market research and market forecasting are the same procedure

3. The meaning of market research is ( ).

A. Market research is the process of systematically collecting, analyzing and reporting relevant information for the purpose of making a specific decision

B. Market research is a survey of consumers, mainly to understand the consumer's motivation and willingness to buy

C. Market research is the responsibility and work of the research department or research company, and no other person needs to participate

D. Market research is to design questionnaires and interview surveys

6. Which one is the random sampling ( )

A. Snowball sampling

B. Judgment sampling

C. cluster sampling

D. Quota sampling

8. Which is not part of the body of a research report?

A. Methodology B. results C. Recommendations D. Limitations

9. Which of the following statement about the mean is correct ( )

A. Can be used to describe discrete trends in sample data

B. Not unique

C. Not affected by extreme values in the sample data

D. Represents the average of the sample data

Please help me asap sir! I will give an upvote. Thank you