1) Your task on the first day as an investment manager is to provide a client with an overview of several industries. The available data (Brand value.xlsx) contains the brand value and revenue in billions of dollars for 82 selected companies. The client is most interested in a high 'revenue-to-value ratio' for stability, along with a positive 'value trend' such that the brand value has increased from last year.

a) Does the data represent a time series or cross-sectional data?

b) Based on this data alone, an investment in which industry would best meet the specific objectives of the client?

c) Assuming that all trends remain unchanged, and given that the client invests in a random company in the industry of your answer in part c), what is the probability that the random company will meet both of the client's objectives?

d) What method was used to assign the probability in part d)?