Two cards are drawn simultaneously (without replacement) from a well shuffled pack of 52 cards. Find the mean & variance of the number of red cards.
(Please explain the terms & the procedures :3 )

Question

Two cards are drawn simultaneously (without replacement) from a well shuffled pack of 52 cards. Find the mean & variance of the number of red cards.
(Please explain the terms & the procedures :3 )

anonymous · Answer

@mashy my probability skills are really low, mind helping?

anonymous · Answer

You have to do probability distribution .. taking a random variable.. you know that?

anonymous · Answer

nope. probability is one chapter I never really got my hands on ._.

anonymous · Answer

@mashy ? ...

anonymous · Answer

Somehow I am gonna solve this & get a medal for myself :3 DAYUM. I'll do it somehow by tonight.