Statisticshard · Past Paper
Two dice are thrown. What is the probability that the sum of the two numbers is a prime number?
A5/12
B7/12
C15/36
DBoth a and c
✓ Correct Answer: D — Both a and c
Sums: 2 (1), 3 (2), 5 (4), 7 (6), 11 (2). Total = 15. 15/36 = 5/12.
Share this question
More from Statistics
- Five cards are drawn from a pack of 52. What is the probability that all are of the same suit?
- The relationship Mode = 3 Median - 2 Mean holds for:
- Calculate the mode from the given frequency distribution table.
- In a lottery, there are 5 prizes and 20 blanks. What is the probability of not winning a prize?
- For a distribution, if Σfx = 400 and Σf = 20, what is the mean?