Using the following data coming from the population find mean.
1, 1, 1, 11, -9
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Question 2
3.6 pts
Using the following data coming from the population find
variance.
1, 1, 1, 11, -9
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Question 3
3.6 pts
Using the following data coming from the sample find variance.
1, 1, 1, 11, -9
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Question 4
3.6 pts
Using the following data coming from the population find
standard deviation.
1, 1, 1, 11, -9
Round your answer to the nearest hundredths.
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Question 5
3.6 pts
Using the following data coming from the population find its
mode.
3, 3 ,7,-2, 0, 1
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Question 6
3.6 pts
Using the following data coming from the population find its
median..
3, 3 ,7,-2, 0, 1
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Question 7
3.6 pts
What is the sample space of the following experiment?
You are tossing a coin 4 times and recording if total number of
heads (in all tosses) is even or odd.
Give your answer using set notation, i.e. list all elements of the
sample space in braces {} and separate them with a comma. Do
not include spaces.
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Question 8
3.6 pts
How many elements are in the following sample space?
You are rolling a die 2 times and recording the sum of two
numbers you rolled.
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Question 9
3.6 pts
What is the sample space of the following experiment?
You are selecting a ball from a jar with 4 red, 5 blue, and 6 green
balls. You record its color.
Give your answer using set notation, i.e. list all elements of the
sample space in braces {} and separate them with a comma. Do
not include spaces.
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Question 10
3.6 pts
. Based on the following tabled answer the question below.
male
female
child
3
2
adult
1
4
We select randomly one person from the group. Find the
probability that it is a child. Write your answer as a decimal.
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Question 11
3.6 pts
Based on the following tabled answer the question below.
male
female
child
3
2
adult
1
4
We select randomly one person from the group. Find the
probability that it is a child OR a female. Write your answer as a
decimal.
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Question 12
3.6 pts
Based on the following tabled answer the question below.
male
female
child
3
2
adult
1
4
We select randomly one person from the group. Find the
probability that it is a child AND a female. Write your answer as a
decimal.
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Question 13
3.6 pts
Based on the following tabled answer the question below.
male
female
child
3
2
adult
1
4
We select randomly one person from the group. Find the
probability that it is a child given that it is a male. Write your
answer as a decimal.
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Question 14
3.6 pts
A card is drawn from a standard deck of 52 cards and the result is
recorded.What is the probability that a king is drawn?
Write your answer as a fraction,in the form a/b, for example 3/7.
PLEASE reduce your fraction.
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Question 15
3.6 pts
A card is drawn from a standard deck of 52 cards and the result is
recorded.What is the probability that a king OR black card is
drawn?
Write your answer as a fraction,in the form a/b, for example 3/7.
PLEASE reduce your fraction.
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Question 16
3.6 pts
A card is drawn from a standard deck of 52 cards and the result is
recorded.What is the probability that a king is drawn given that we
know that a red card was drawn?
Write your answer as a fraction,in the form a/b, for example 3/7.
PLEASE reduce your fraction.
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Question 17
3.6 pts
There are 10 red, 5 blue and 3 green shirts in a drawer. Two
shirts are selected in a row with replacement. What is the
probability that both are red?
Write your answer as a fraction,in the form a/b, for example 3/7.
PLEASE reduce your fraction.
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Question 18
3.6 pts
There are 10 red, 5 blue and 3 green shirts in a drawer. Two
shirts are selected in a row without replacement. What is the
probability that both are red?
Write your answer as a fraction,in the form a/b, for example 3/7.
PLEASE reduce your fraction.
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Question 19
3.6 pts
There are 10 red, 5 blue and 3 green shirts in a drawer. One shirt
is selected and returned to the drawer and then the second shirt
is selected. What is the probability that one is blue and one is
green?
Write your answer as a fraction,in the form a/b, for example 3/7.
PLEASE reduce your fraction.
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Question 20
3.6 pts
There are 10 red, 5 blue and 3 green shirts in a drawer. Two
shirts are selected in a row without the replacement. What is the
probability that the second one is red given that the first one blue?
Write your answer as a fraction,in the form a/b, for example 3/7.
PLEASE reduce your fraction.
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Question 21
3.6 pts
There are 10 red, 5 blue and 3 green shirts in a drawer.A shirt is
selected and returned to the drawer and then the second shirt is
selected. What is the probability that both are of the same color?
Write your answer as a fraction,in the form a/b, for example 3/7.
PLEASE reduce your fraction.
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Question 22
3.6 pts
There are 10 red, 5 blue and 3 green shirts in a drawer. A shirt is
selected and returned to the drawer and then the second shirt is
selected. What is the probability that the second one is red given
that the first one blue?
Write your answer as a fraction,in the form a/b, for example 3/7.
PLEASE reduce your fraction.
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Question 23
3.6 pts
There are 10 red, 5 blue and 3 green shirts in a drawer. A shirt is
selected and returned to the drawer and then the second shirt is
selected. What is the probability that at least one green shirt will
be selected?
Write your answer as a fraction,in the form a/b, for example 3/7.
PLEASE reduce your fraction.
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Question 24
3.6 pts
There are 10 red, 5 blue and 3 green shirts in a drawer. A shirt is
selected and then, without replacement, the second shirt is
selected. What is the probability that at least one red shirt will be
selected?
Write your answer as a fraction,in the form a/b, for example 3/7.
PLEASE reduce your fraction.
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Question 25
3.6 pts
There are 10 red, 5 blue and 3 green shirts in a drawer. A shirt is
selected and returned to the drawer and then the second shirt is
selected. What is the probability that the shirts are of different
color?
Write your answer as a fraction,in the form a/b, for example 3/7.
PLEASE reduce your fraction.
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Question 26
3.6 pts
A committee of eight people must choose a president, a vice
president, and a secretary. In how many ways can this be done?
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Question 27
3.6 pts
A committee of 3 people has to be selected out of 8 people group.
In how many ways can this be done?
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Question 28
3.6 pts
For the following sets of numbers, find
Σx
Variable x: 3, 2, 0, 4, 1
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