Question
In: Statistics and Probability
Given the following grouped frequency distribution Data Frequency 50 - 54 12 55 - 59 23...
Given the following grouped frequency distribution
| Data | Frequency |
| 50 - 54 | 12 |
| 55 - 59 | 23 |
| 60 - 64 | 11 |
| 65 - 69 | 8 |
| 70 - 74 | 5 |
| 75 - 79 | 7 |
| 80 - 84 | 3 |
| 85 - 89 | 1 |
| 90 - 94 | 1 |
Find the mean (give you answer to one decimal) =
Find the standard deviation (give your answer to two decimals) =
What is the shape of this distribution? Your answer will be hand graded.
Solutions
Expert Solution
# mean is greater than median. so data is right skewed.
please like ??
orchestra answered 1 year agoRelated Solutions
Given the following grouped frequency distribution Data Frequency 30 - 34 15 35 - 39 20...
Given the following grouped frequency distribution
Data
Frequency
30 - 34
15
35 - 39
20
40 - 44
15
45 - 49
10
50 - 54
5
55 - 59
4
60 - 64
3
65 - 69
1
70 - 74
1
Find the mean (give you answer to one decimal) =
Find the standard deviation (give your answer to two decimals)
=
What is the shape of this distribution?
x y 14 50 10 55 12 54 11 56 10 58 9 59 6 61...
x
y
14
50
10
55
12
54
11
56
10
58
9
59
6
61
4
62
1.What is the slope?
2. What is the intercept?
3. Using the prediction of x=11 what are the residuals?
4. The sum of squared residuals is 12.038 calculate the standar
deviation of the regression
5. What is the test statistic?
explain how to contructed a grouped frequency distribution table
explain how to contructed a grouped frequency distribution
table
48 51 52 52 53 54 54 54 55 56 58 58 59 61 63 65...
48
51
52
52
53
54
54
54
55
56
58
58
59
61
63
65
65
67
69
70
73
75
75
76
77
77
79
80
81
82
82
Find the 76th percentile
Find the 43rd percentile
Find the 20th percentile
Find the 76th percentile
Please explain why large groups of data (n=100) should be organized into a grouped frequency distribution....
Please explain why large groups of data (n=100) should be
organized into a grouped frequency distribution. Why can I not use
a basic frequency distribution with a large data set (n=100)?
Given are five observations for two variables, and . 3 6 12 17 20 59 54 47...
Given are five observations for two variables, and
.
3
6
12
17
20
59
54
47
14
16
The estimated regression equation for these data is y = 70.84 -
2.83x
a. Compute SST, SSE , and SSR.
(to 2 decimals)
(to 2 decimals)
(to 2 decimals)
b. Compute the coefficient of determination
r^2. Comment on the goodness of fit.
(to 3 decimals)
The least squares line provided an - Select your answer
-goodbadItem 5 fit; of the variability
in has been...
For the following data, construct a frequency distribution with six classes. 57 23 35 18 21...
For the following data, construct a frequency distribution with
six classes.
57
23
35
18
21
26
51
47
29
21
46
43
29
23
39
50
41
19
36
28
31
42
43
29
18
28
46
33
28
20
Class Interval
Frequencies
16 - under 23
enter a frequency
23 - under 30
enter a frequency
30 - under 37
enter a frequency
37 - under 44
enter a frequency
44 - under 51
enter a frequency
51...
Create a box plot for the data given in Problem. 18, 27, 34, 52, 54, 59,...
Create a box plot for the data given in Problem. 18, 27, 34, 52,
54, 59, 61, 68, 78, 78, 82, 82, 85, 87, 91, 93, 100
Make a Frequency Distribution Chart for the following set of Data 50, 10, 25, 20, 20,...
Make a Frequency Distribution Chart for the following set of
Data 50, 10, 25, 20, 20, 20, 50,100, 30, 15
Approximate the mean for the data in the following frequency distribution table. Data Frequency 35 -...
Approximate the mean for the data in the following frequency
distribution table.
Data
Frequency
35 - 39
26
40 - 44
10
45 - 49
25
50 - 54
24
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