Question

what is P(X<2) and P(X=2)
Son's Class 1 2 3 4 5
Probability 0.48 0.38 0.08 0.05 0.01

Answer 1

What's the probability that the son has less than 2 classes?
What's the probability that the son has exactly 2 classes?

Answer 2

so 0.01+0.05+0.08=.14

Answer 3

You're look at the wrong way; you're look at X>2!

Answer 4

For P(X<2) did i do the calculation right

Answer 5

No you thought it was P(X>2)!!!!!!

Answer 6

(not exclamation marks of anger)

Answer 7

so if it's x<2 how should i do it

Answer 8

Maybe you should explain to me why it should be 0.08+0.05+0.01?

Answer 9

I mean why you thought it's 0.08+0.05+0.01?