Question
In: Statistics and Probability
64 randomly selected students were asked the number of pairs of shoes they have. Let X...
64 randomly selected students were asked the number of pairs of
shoes they have. Let X represent the number of pairs of shoes. The
results are as follows:
| # of Pairs of Shoes | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Frequency | 4 | 4 | 3 | 7 | 2 | 5 | 10 | 5 | 5 | 8 | 6 | 5 |
Round all your answers to 4 decimal places where
possible.
The mean is:
The median is:
The sample standard deviation is:
The first quartile is:
The third quartile is:
What percent of the respondents have at least 11 pairs of Shoes?
%
0% of all respondents have fewer than how many pairs of Shoes?
Solutions
orchestra answered 2 years agoRelated Solutions
59 randomly selected students were asked the number of pairs of shoes they have. Let X...
59 randomly selected students were asked the number of pairs of
shoes they have. Let X represent the number of pairs of shoes. The
results are as follows:
Round all your answers to 4 decimal places where
possible.
The mean is:
The median is:
The sample standard deviation is:
The first quartile is:
The third quartile is:
What percent of the respondents have at least 12 pairs of Shoes?
%
53% of all respondents have fewer than how many pairs...
57 randomly selected students were asked the number of pairs of shoes they have. Let X...
57 randomly selected students were asked the number of pairs of
shoes they have. Let X represent the number of pairs of shoes. The
results are as follows:
# of Pairs of Shoes
4
5
6
7
8
9
10
11
Frequency
7
8
14
4
3
4
7
10
Round all your answers to 4 decimal places where
possible.
The mean is: __________________
The median is: __________________
The sample standard deviation is: __________________
The first quartile is: __________________
The...
57 randomly selected students were asked the number of pairs of shoes they have. Let X...
57 randomly selected students were asked the number of pairs of
shoes they have. Let X represent the number of pairs of shoes. The
results are as follows:
# of Pairs of
Shoes
4
5
6
7
8
9
10
11
Frequency
7
9
7
5
9
3
8
9
Round all your answers to 4 decimal places where
possible.
The mean is:
The median is:
The sample standard deviation is: _______
The first quartile is: _______
The third quartile...
Forty randomly selected students were asked the number of pairs of sneakers they owned. Let X...
Forty randomly selected students were asked the number of pairs
of sneakers they owned. Let X = the number of pairs of
sneakers owned. The results are as follows.
X
Frequency
1
3
2
3
3
7
4
13
5
13
6
1
Find: Sample Mean, Standard Deviation, Relative Frequency and
Cumulative Relative Frequency, First and Third Quartiles, What
percent of the students owned at least five pairs? (Round your
answer to one decimal place.), 40th Percentile and 90th
Percentile.
Measures of Center and Spread 64 randomly selected students were asked the number of pairs of...
Measures of Center and Spread
64 randomly selected students were asked the number of pairs of
shoes they have. Let X represent the number of pairs of shoes. The
results are as follows:
# of Pairs of Shoes
4
5
6
7
8
9
10
11
Frequency
11
6
6
9
9
8
9
6
Round all your answers to 4 decimal places where
possible.
The mean is: ____
The median is: ___
The sample standard deviation is: ____
The...
60 randomly selected students were asked how many siblings were in their family. Let X =...
60 randomly selected students were asked how many siblings were
in their family. Let X = the number of pairs of siblings in the
student's family. The results are as follows:
Siblings
Frequency
1
13
2
22
3
15
4
6
5
3
6
0
7
1
Round your answers to two decimal places.
The mean is:
The median is:
The sample standard deviation is:
The first quartile is:
The third quartile is:
What percent of the respondents have had...
54 randomly selected students were asked how many siblings were in their family. Let X -...
54 randomly selected students were asked how many siblings were
in their family. Let X - the number of pairs of siblings in the
student's family.
# of Siblings
0
1
2
3
4
5
Frequency
5
9
10
13
10
7
Round all your answers to one decimal place.
The mean is:
The median is:
The sample standard deviation is:
The first quartile is:
The third quartile is:
What percent of the respondents have at least 1 siblings?
_____%...
Forty randomly selected people were asked the number of people living in their home. Let X...
Forty randomly selected people were asked the number of people
living in their home. Let X = the
number of people living in one home. The results are as
follows:
x
frequency
relative frequency
1
2
2
5
3
8
4
12
5
12
6
0
7
1
Complete the frequency table.
Find the sample mean ?
c. Find the sample standard deviation, s. What does this tell us
about the data?
d. Construct a histogram of the data....
52 randomly selected students were asked how many siblings were in their family. Let X represent...
52 randomly selected students were asked how many siblings were
in their family. Let X represent the number of pairs of siblings in
the student's family. The results are as follows:
# of Siblings
0
1
2
3
4
5
6
Frequency
10
11
7
4
5
10
5
Round all your answers to 4 decimal places where
possible.
The mean is:
The median is:
The sample standard deviation is:
The first quartile is:
The third quartile is:
What percent...
Fifty randomly selected students were asked the number of speeding tickets they have had. The results...
Fifty randomly selected students were asked the number of
speeding tickets they have had. The results are as follows:
Tickets
Frequency
0
8
1
15
2
21
3
3
4
2
5
0
6
1
Round your answers to two decimal places.
The mean is:
The median is:
The sample standard deviation is:
The first quartile is:
The third quartile is:
What...
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