Statisticsmedium · Past Paper
If the range of a set of 5 consecutive even numbers is R, what is the value of R?
A4
B6
C8
D10
✓ Correct Answer: C — 8
Let the numbers be x, x+2, x+4, x+6, x+8. Range = (x+8) - x = 8.
Share this question
More from Statistics
- Determine the median of the following observations: 25, 30, 21, 15, 28, 35, 40, 12, 18.
- What is the probability of picking a prime number from the set {1, 2, 3, ..., 10}?
- Which of the following values is the mode of the data: 5, 8, 5, 12, 15, 8, 8, 20?
- If the mean of 10 observations is 25 and each is multiplied by 2 and then 5 is subtracted, the new mean is:
- If P(E) = 0.35, find the probability of 'not E'.