Approximate the measures of center for following GFDT.
Data
Frequency
70 - 74
2
75 - 79
1
80 - 84
3
85 - 89
3
90 - 94
6
95 - 99
12
100 - 104
13
105 - 109
20
110 - 114
15
mode =
median =
mean =
Report mode and median accurate to one decimal place. Report the
mean accurate to two decimal places (or enter as a fraction).
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?
Calculate the MODE and MEDIAN. The measures of center for
following GFDT. Data Frequency
60 - 64 13
65 - 69 19
70 - 74 10
75 - 79 9
80 - 84 8
85 - 89 5
90 - 94 4
95 - 99 1
100 - 104 2
calculate the MODE and MEDIAN
1. Discuss the importance of the Measures of Center and the
Measures of Variation.
A. What are the measures of center and why are they
important?
B. What are the measures of variation and why are they
important?
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...
Which of the following measures is appropriate for a risk that
has a low frequency of occurrence and a highseverity
Avoid Risk
Transfer/Share risk
Reduce risk
Retain risk
The following data represents the ages at which people received
their first colonoscopy.
30
35
43
44
47
48
54
55
56
57
59
62
63
65
66
68
69
69
71
72
72
73
74
76
77
77
78
79
80
81
81
82
83
85
89
92
93
94
97
98
Provide a well-written statistical write-up about this sample of
patients, and should be no longer than 2 paragraphs. Your write-up
should include at minimum: 1 measure of...