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Uploaded: 13.07.2016
Content: ОТС, ТюмГСХА, в-7.doc (131,5 kB)
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Task 7.1.
Table 1
Data on transportation of goods in dynamics
Indicator of 1995 1996 1997 1998 1999 2000 2001
It is transported freight 381 401 422 443 463 485 505

To calculate amount of a cargo transportation.
Task 7.2.
Table 2
Data on a labor productivity of workers on handling of a detail 408
Groups of workers on length of service Number of workers (fi) Daily production of work, piece.
Dispersion of a labor productivity in group

Till 5 years 6 40 5,0
5 – 10 years 8 45 2,0
10 years are also more senior than 2 60 1,0
To determine degree of narrowness of communication between labor productivity level of workers and years of service of their work.
Task 7.3.
Table 3
Data on sales of products
Type of products it is realized the Total cost of a goods sold, thousand rubles. Prices for products, thousand rubles.
September (q0) October (q1) September (q0p0) October (q1p1) September (p0) October (p1)
The brick is red, one thousand pieces.

Cement M – 400, t
To determine:
1) The average change in price for a goods sold and an absolute change in value of a goods sold due to the change in price.
2) General change of physical amount of products and absolute change of a goods sold due to change of its physical amount.

Additional information

Task 7.4.
In JSC Progress 3000 people work. The method of random repetition-free check has examined 1000 people. 820 people carried out and exceeded performance standard.
To determine:
1) A share of the workers who were not carrying out performance standard on supervision.
2) A share of all working joint-stock companies which have not executed the regulation (with probability 0,954).
Task 7.5.
The amount of products of auto repair plant in current prices has made (thousand rubles): April – 12000, May – 14400, June – 24000.
Selling prices on products of plant are reduced on average in May in comparison with April by 0,6%, and in June are increased for 5% in comparison with May.
To determine change of physical amount of products.


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