In an experiment, two numbers between 1 and 6 are chosen. the second number must be different than the first number. what is the probability that the first number picked is 3 and the second number exceeds 4?
a.0.0667
b.0.1667
c.0.4000
d.0.1405

Respuesta :

jbmow
Pick a 3.  P1/6
Pick another not 3 but 5 or 6 is P2/5
1/6 x 2/5 1/15 = 0.0667