In order to compute a skip interval, the researcher needs to know the desired sample size and the __________.

As she listens to her employee explain that she was absent due to her wife learning she has cancer, Miriam thinks about what it would be like to be in her employee's position and recognizes that she is both frightened and sad. Miriam is demonstrating __________.

a. encoding b. earnestness c. decoding d. empathy

George purchased a futures contract at 349. The contract is on 2500 units, requires a 10% margin deposit and is priced in cents per unit. George sold the contract at 278. What is George's return on invested capital?

A) -255.4% B) -203.4% C) -155.4% D) -103.4%