Câu hỏi: Which of the following would represent the most appropriate definition for implied volatility?

A. It is the volatility of the underlying asset’s returns implied from the price of a traded option and an option pricing model

B. It is the volatility of the underlying asset’s returns implied from a statistical model such as GARCH

C. It is the volatility of an option price implied from a statistical model such as GARCH

D. It is the volatility of an option price implied from the underlying asset volatility

Câu 1: Trong hồi quy 3 biến, hàm hồi quy không phù hợp với trường hợp nào trong các trường hợp sau?

A. β1= β2=0

B. β2=0 hoặc β3=0

C. β2= β3=0

D. β1= β3=0

Câu 2: Problem identification research is undertaken to:

A. Help identify problems that are not apparent on the surface and yet exist or may exist in the future

B. Develop clear, concise marketing segments

C. Help solve specific research problems

D. Establish a procedure for development of a primary research plan

Câu 3: Cho mô hình hồi quy:

A. Mô hình chỉ có đa cộng tuyến với mẫu nhỏ

B. Mô hình có đa cộng tuyến

C. Mô hình không có đa cộng tuyến với mẫu lớn

D. Mô hình không có đa cộng tuyến

Câu 4: The process of marketing involves all of the following EXCEPT:

A. Product

B. Production

C. Pricing

D. Distribution

Câu 5: Which among the following is not a noncomparative scaling technique?

A. Likert

B. Stapel

C. Semantic differential

D. Rank order

Câu 6: Executive summary should involve all of the following, except:

A. Why and how the research was carried out

B. What was done to manage fieldworkers

C. What was found

D. What can be interpreted and acted upon by the manager