Thursday
March 23, 2017

Post a New Question

Posted by on Monday, November 24, 2008 at 5:39pm.

a set of 10 cards consists of 5 red cards and 5 black cards. the cards are shuffled thoroughly and i choose one at random, observe its color, and replace it in the set. the cards are thouruoghly reshuffled and i again choose a card at random, observe its color and replace it in the set. this is done a total of four times. let x be the number of red cards observed in these four trials. the mean of x is?

  • probability and statistics - , Monday, November 24, 2008 at 7:31pm

    Four trials x 50% probability of a red each time = 2

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question