3 tasks on statistics

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Uploaded: 24.05.2013
Content: 30524075128140.zip (26,1 kB)

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Task №1
Select the appropriate version of your 15 enterprises and create the original table, which put down the 2002 production volume to calculate the number of workers and the production of the following formula:
In = V / W, where V - volume production; B - number; In - development, ie the volume of production per 1 worker.
Vin (option 1): 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
Plant number 2002
products, ths. rub. the number of working people to develop
1 2 3 4
1 3540 162
2 2840 170
3 3240 184
4 3190 168
5 3352 174
6 3340 167
7 3680 181
8 3600 178
9 4030 165
10 4210 186
11 4420 210
12 4810 205
13 5055 206
14 5270 204
15 5680 212

Task №2
Make a group of data to develop, forming four groups of companies with equal intervals. In order to identify the relationship between productivity and production volume to calculate:
1. The number of enterprises in each group;
2. The volume of production in all for each group and the average per enterprise;
3. The number of workers of each group and the average per enterprise;
4. Develop an average per worker in each group.
The decision to issue the job in the form of statistical tables.
Make a conclusion.

Task №3
Determine the average output per worker methods:
1. The weighted arithmetic mean;
2. The method of fashion.
The variance to develop, based on the number of interval data. The standard deviation, coefficient of variation. Make a conclusion.
References

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