Probability Question 360
Question: Two numbers are successively drawn from the set $ U={1,2,3,4,5,6,7,8} $ , the second being drawn without replacing the first. The number of elementary events in the sample is:
Options:
A) 64
B) 56
C) 32
D) 14
Show Answer
Answer:
Correct Answer: B
Solution:
Required no. of elementary events $ {{=}^{8}}C_2\times 2!=56 $
BETA
