Outsourcing is the practice of transferring a firm's activities that have traditionally been internal to external suppliers

All of the following are examples of convenience sampling EXCEPT:

A) expert witnesses used in court. B) use of students, church groups, and members of social organizations. C) department stores using charge account lists. D) tear-out questionnaires included in a magazine. E) mall intercept interviews conducted without qualifying respondents.

The standard deviation of the critical path is computed by summing the standard deviations of the activities

Indicate whether the statement is true or false