Question

a
bag contains 6 reds, 3 blues, and 7 yellow pocker chips. you
randomly choose 2 poker chips, one at the time, without
replacement. Find the probability both chips are red.

Answer #1

(5) 7. Suppose I have 5 yellow marbles and 3 red marbles in a
bag. Show your work for each computation?
A. What is the probability of choosing 2 red marbles with
replacement?
B. What is the probability of choosing 2 yellow marbles without
replacement?
C. Which is more likely to choose 2 red marbles with replacement
or 2 yellow marbles without replacement?
D. Is it possible to choose 4 red marbles without replacement?
Why or why not? What is...

A bag of 31 tulip bulbs contains 10 red tulip bulbs, 11 yellow
tulip bulbs, and 10 purple tulip bulbs. Suppose two tulip bulbs
are randomly selected without replacement from the bag.
(a) What is the probability that the two randomly selected
tulip bulbs are both red?
(b) What is the probability that the first bulb selected is red
and the second yellow?
(c) What is the probability that the first bulb selected is
yellow and the second red?
(d)...

A bowl contains 6 brown, 3 red, 4 yellow, and 2 blue pieces of
candy. If you choose 2 at random (without replacing the first) what
the probability that: a. the frrst is red and the second is yellow
b. the flIst is yellow and the second is red c. one is red and the
other is yellow (in either order)/ d. both are brown?

A bag contains 8 blue marbles, 3 red marbles, 7 yellow marbles.
If one marble is drawn from the bag then replaced, what is the
probability of drawing a blue marble then a yellow marble?
In a number guessing game. You ask a person to guess a number
from one 1 to 10. If the person makes a random guess, what is the
probability their guess will be less than 3?
A bag contains 3 white marbles, 7 yellow marbles,...

Bag
contains 4 yellow blocks, 6 white ,7 green. If 2 blocks are pulled
from bag what is the probability that they will both be green

An urn contains 6 green ball, 7 blue balls and 5 yellow balls.
You are asked to draw 3 balls, one at a time (without replacement).
Find the probability that a green is pulled first, then another
green ball then a blue ball.

Suppose a bag contains 2 quarters, 1 dime, 5 nickels, and 3
pennies. If you randomly select one coin out of the bag, what is
the probability that it is a nickel? P(N) = ________ If you
randomly select one coin out of the bag, what is the probability it
is not a quarter? P(Q) = ________ If you select two coins with
replacement, what is the probability of picking a dime (D1) and
then a penny (P2)? Reminder: Show...

1. A bag contains 10 black marbles, 8 red marbles, 7
yellow marbles. If one marble is drawn from the bag then replaced,
what is the probability of drawing a black marble then a yellow
marble?
2. In a number guess game you ask a person to guess a
number from 1 to 10. If the person makes a random guess, what is
the probability their guess will be less than 4?
3. A bag contains 8 blue marbles, 7...

1. Suppose that a bag contains 3 red chips and 7 white chips.
Suppose that chips are drawn from the bag with replacement, i.e.
the chips are returned to the bag and shuffled before the next chip
is selected. Identify the correct statement.
a.
If many chips are selected then, in the long run, approximately
30% will be red.
b.
If ten chips are selected then three will definitely be red.
c.
If seven consecutive white chips are selected then...

I have two bags. Bag 1 contains 3 green balls, while bag 2
contains 2 green balls.
I pick one of the bags at random, and throw 5 red balls in it. Then
I shake the bag and choose
4 balls (without replacement) at random from the bag.
(a) If bag 1 is picked, what is the probability that there are
exactly 2 red balls among
the 4 chosen balls?
(b) If bag 2 is picked, what is the probability...

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