The mean of a set of numbers is x̄. If each number is divided by 3, then the new mean is:
A. x̄
B. x̄ + 3
C. 3x̄
D. \(\frac{\bar{x}}{3}\)
Answer:D
The mean of a set of numbers is x̄. If each number is divided by 3, then the new mean is:
A. x̄ B. x̄ + 3 C. 3x̄ D. \(\frac{\bar{x}}{3}\)