The following information can be found in the Murphy Oil Corporation Annual Report to Share-holders. For each variable, indicate the level of data measurement.
a. List of Principal Offices (e.g., El Dorado, Calgary, Houston)
b. Income (in millions of dollars) from Continuing Operations
c. List of Principal Subsidiaries (e.g., Murphy Oil USA, Inc., Murphy Exploration & Production Company)
d. Number of branded retail outlets
e. Petroleum products sold, in barrels per day
f. Major Exploration and Production Areas (e.g., Malaysia, Congo, Ecuador)
g. Capital Expenditures measured in millions of dollars