Question

A bag contains 5 red marbles, 9 white marbles, and 9 blue
marbles. You draw 5 marbles out at random, without replacement.
What is the probability that all the marbles are red?

The probability that all the marbles are red
is .

What is the probability that exactly two of the marbles are
red?

The probability that exactly two of the marbles are red
is .

What is the probability that none of the marbles are red?

The probability of picking no red marbles
is .

Answer #1

A bag contains 5 red marbles, 7 white marbles, and 7 blue
marbles. You draw 3 marbles out at random, without replacement.
What is the probability that all the marbles are red? These are
very small probabilities so enter your answer with four significant
digits. For example: 0.0001345.
The probability that all the marbles are red is ______ .
What is the probability that none of the marbles are red?
The probability that none of the marbles are red is...

There are 5 blue marbles, 7 red marbles, and 6 white marbles in
a bag. Five of the marbles are selected without replacement. What
is the probability of selecting two marbles from one color, two
marbles from another color, and one from the remaining color?

A jar contains 6 red marbles, 9 green marbles, and 3 blue
marbles. Suppose you draw three marbles, without replacement.
A) Draw a probability tree to represent this experiment.
B) What is the probability that you draw a red marble?
C) What is the probability that you draw 3 green marbles in a
row?
D) What is the probability that you draw one of each color?

1.) An urn contains 10 red marbles, 5 white marbles, and 8 blue
marbles marbles. A child randomly selects three (without
replacement) from the urn. Round to four decimal
places.
Find the probability all three marbles are the same
color.
Find the probability that none of the three marbles are
white.
2.)Calculate the standard deviation and variance of the sample
quantitative data shown, to two decimal places.
x
2.6
6
16.7
20.3
9.1
Standard deviation:
Variance:

5 blue and 9 red marbles are placed in a jar. Draw out 2 marbles
without replacement. Find the probability that the last is
blue.

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,...

1.A bag contains 5blue, 4 red, and 3green marbles. Four
marbles are drawn at random from the bag. How many different
samples are possible which include exactly two red marbles?
2.A bag contains 5 blue, 3 red, and 4 green marbles. Four
marbles are drawn at random from the bag. How many different
samples are possible which include at least one marble of each
color

You have a bag containing 15 marbles, 5 red, 5 blue, 5
green.
a.) You draw 3 marbles one at a time and return each of them
back to the bag before drawing the next one. What is the
probability that you pick differently colored marbles?
b.) You draw 3 marbles one at a time without returning them.
What is the probability that you pick differently colored
marbles?
c.) You draw 3 marbles one at a time without returning them....

There are 10 balls in a bag. 3 are red, 5 are white, 2 are blue.
You are to randomly choose two balls, taking one out and then
another without replacement.
What is the probability that you will get two red balls?

A jar contains 5 red, 9 blue, and 6 green marbles. You randomly
select three marbles from the jar, without replacement.
1. Find the probability of selecting three blue marbles.
2. Find the probability of selecting a marble of each color.
3. Would it be more appropriate to use combinations or permutations
to solve this problem?
4. Find the probability of selecting three red marbles.
5. Find the probability of selecting three green marbles.
6. Find the probability of selecting...

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