The Following Measurements Represent the Gain or Loss in the Daily

Multiple Choice

The following measurements represent the gain or loss in the daily closing price of a security for ten consecutive days: -1, 3, 4, 1, 0, -4, -3, 2, -1, 1
The mean gain or (loss) was _____

A) 0.20
B) 0.22
C) 2.00
D) 3.22
E) 5.80