Suppose you have a data set that has the following 5 number
summary: Minimum: 15, Q1:...
Suppose you have a data set that has the following 5 number
summary: Minimum: 15, Q1: 35, Median: 45, Q3: 56, Maximum:
95. Are there any outliers in this data set?
a.
There are extreme outliers but not potential outliers.
b.
There are neither potential outliers nor extreme outliers.
c.
It is impossible to tell.
d.
There are potential outliers but not extreme outliers.
e.
There are both potential outliers and extreme outliers.
suppose a data set consisting of exam scores has a lower
quartile Q1=60, a median m=75...
suppose a data set consisting of exam scores has a lower
quartile Q1=60, a median m=75 and an upper quartile of Q3=85. the
scores on the exam range from 18 to 100. Without having the actual
scores available to you, which one of the following statements is
true?
a) the data set contains no suspected outliers
b) the data set contains suspected outliers only on its lower
end
c) the data set contains suspected outliers only on its upper
end...
Use the accompanying data set to complete the following
actions.
a. Find the quartiles.
b. Find...
Use the accompanying data set to complete the following
actions.
a. Find the quartiles.
b. Find the interquartile range.
c. Identify any outliers.
40 51 35 44 40 37 40 48 45 37 36 56 43 36 15 52 37 51 30 30
a. Find the quartiles.
The first quartile, Q1 is =
The second quartile, Q2 =
The third quartile, Q3 =
(Type integers or decimals.)
b. Find the interquartile range.
The interquartile range (IQR) is =
(Type...
Consider the following data set: 7, 7, 1, 5, 7, 6, 5, 5, 8, 5,
3,...
Consider the following data set: 7, 7, 1, 5, 7, 6, 5, 5, 8, 5,
3, 1.
(a) Find the five-number summary and the IQR.Min
Q1
Median
Q3
Max
IQR
Calculate the z-score for the smallest and largest
observations. (Round your answers to two decimal places.)
z-score for smaller
observation
z =
z-score for larger
observation
z =
The following set of data is from a sample of n equals 7. 6 7 7...
The following set of data is from a sample of n equals 7. 6 7 7
10 12 13 15 a. Compute the mean, median, and mode. b. Compute
the range, variance, standard deviation, and coefficient of
variation. c. Compute the Z scores. Are there any outliers? d.
Describe the shape of the data set.
(a) Refer to the data on median family income in Table 7.1. The
five-number summary for...
(a) Refer to the data on median family income in Table 7.1. The
five-number summary for the family income data is as follows.
$74,073
$66,880
$83,648
$56,994
$105,348
Using the definition of an outlier, where an outlier is defined
to be any value that is more than1.5 ✕ IQR beyond the closest
quartile, what income value would be an outlier at the upper end
(in $)?
$ ___
Determine if there are any outliers, and if so, which values are...
For the following data
10,
15, 30, 30, 31, 31, 32, 32, 33, 33, 34,...
For the following data
10,
15, 30, 30, 31, 31, 32, 32, 33, 33, 34, 36, 38, 39, 40, 40, 43, 44,
44, 45, 46, 46, 46, 47, 47, 48, 48,
60,
70.
Make a frequency diagram with 6 classes
Class
Interval (CI) Frequency (f)
1
2
3
4
5
6
Give the five-number summary
1. minimum…………………………………….
2. Q1……………………………………………….
3. Q2………………………………………………
4. Q3……………………………………………...
5. Maximum…………………………………...
Are there any outliers, if so, what are
they?
No.
Yes. The lower bound……………………………....