Question
In: Statistics and Probability
The production of a business was measured in a certain time period and the following data...
The production of a business was measured in a certain time period and the following data were obtained.
|
115 |
94 |
110 |
103 |
92 |
104 |
114 |
106 |
100 |
102 |
100 |
95 |
97 |
113 |
98 |
|
101 |
99 |
103 |
93 |
107 |
96 |
113 |
110 |
108 |
102 |
114 |
90 |
100 |
103 |
114 |
|
111 |
105 |
99 |
102 |
98 |
97 |
93 |
91 |
99 |
114 |
108 |
103 |
100 |
98 |
101 |
|
104 |
110 |
114 |
113 |
109 |
108 |
106 |
115 |
103 |
111 |
109 |
112 |
104 |
104 |
102 |
|
107 |
106 |
119 |
105 |
96 |
94 |
96 |
101 |
101 |
106 |
107 |
105 |
113 |
112 |
99 |
(a) Calculate the relative, percentage, and cumulative frequencies of the data set.
(b) Draw the calculated frequencies as boxes and pie graphs and determine the shape of the bar diagram.
(c) Calculate the average, median, mode, range, variance, and standard deviations of both the population and the sample set.
Solutions
Expert Solution
Mean of the frequency Histogram:
Median:
Mean slightly higher than the median value. the the shape of the distribution is skewed to the right
Formula Ref:
Formula Ref of Histogram:
orchestra answered 2 years agoRelated Solutions
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18
17
1
21
22
54
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25
49
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27
20
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Use the following time-series data to answer the given questions. Time Period Value 1 27 2...
Use the following time-series data to answer the given
questions.
Time Period
Value
1
27
2
30
3
58
4
63
5
59
6
67
7
70
8
86
9
101
10
97
a. Develop forecasts for periods 5 through 10
using 4-month moving averages.
b. Develop forecasts for periods 5 through 10
using 4-month weighted moving averages. Weight the most recent
month by a factor of 4, the previous month by 2, and the other
months by 1.
c....
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Use the following time-series data to answer the given
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Time Period
Value
1
26
2
30
3
57
4
62
5
58
6
65
7
70
8
86
9
101
10
97
a. Develop forecasts for periods 5 through 10
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using 4-month weighted moving averages. Weight the most recent
month by a factor of 4, the previous month by 2, and the other
months by 1.
c....
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Use the following time-series data to answer the given
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1 -25
2- 32
3 -59
4- 62
5- 59
6 -65
7 -70
8 -86
9 -101
10- 97
a. Develop forecasts for periods 5 through 10 using 4-month
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