Statisticsmedium · Past Paper
The mean of the first 50 even numbers is:
A50
B51
C25
D50.5
✓ Correct Answer: B — 51
Mean of first n even numbers is (n+1).
Share this question
More from Statistics
- Which class is the modal class for the frequencies: 0-10 (5), 10-20 (12), 20-30 (8)?
- A and B are independent events. If P(A)=0.5 and P(B)=0.2, find P(A or B).
- If data is 1, 1, 1, 1, 1, what is the mean?
- What is the median of the data: 15, 7, 22, 11, 4, 19?
- A box contains 5 red, 8 white and 4 green marbles. What is the probability that a marble drawn is not white?