Saturday
April 30, 2016

# Homework Help: Probability

Posted by Mary on Saturday, October 28, 2006 at 1:09pm.

Could someone please check this and let me know if I'm doing it correctly?

Sammy and Sally each carry a bag containing banana, chocolate bar, and a licorice stick. Simutaneously, they take out a single good item and consume it. The possible food items that Sally and Sammy consumed are as follows.

Chocolate bar - chocolate bar
licorice stick - chocoate bar
banana - banana
chocolate bar - licorice stick
licorice stick - licorice stick
chocolate bar - banana
banana - licorice stick
licorice stick - banana
banana - chocolate bar

Find the probabilty that at least one chocoate bar was eaten.

= 5/9

Find the conditional probability. Suppose one card is selected at random from an ordinary deck of 52 playing cards.
Let A = event a queen is selected.
B = event a diamond is selected.

Determine P (B!A)

=
P (13/4)

correct

yay for you

69% of adults favor gun licensing in general. Chose 1 adult at random. What is the probability that the selected adult does not believe in gun licensing?