Test
1. What are the main challenges faced by the State Statistics Service? What is the structural organization of the Federal State Statistics Service?
2. What is the statistical observation, what is its main task, of which it is the main stages?
3. Make a comparison table of the different types of groups (solvable problems, the number of grouping signs, etc.. Features).
4. There is some raw data: 5, 6, 4, 7, 8, 5, 4, 6, 7, 5, 4, 6, 7, 8, 6, 5, 6. Calculate them all kinds of medium power, show majorization property averages.
5. Calculate structural averages for a number specified in the previous problem.
6. Calculate the absolute and relative performance for a number of variations, of the problem 4.
7. There is evidence: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20. Generate a random sample of 25% reuse and repetition-free manner.
8. Determine how the change in the average selling prices for the products, if the quantity of goods manufactured in the reporting period compared with the base increased by 8.0%, and the total cost of production decreased by 5%.
9. During the year, the goods were sold by 300 million rubles, the goods B -. 5 million rubles in goods -. 412 million rubles, the goods G -. 143 million rubles. Take the sum of the overall price index for all goods, if it is known that the prices of goods A were reduced by 4%, in the second-hand goods remained unchanged, while the products C and D increased by 3 and 10%, respectively.
10. According to the chain of the dynamics of passenger traffic volume in the city bus businesses (see. Table) calculate the missing number of levels in the table dynamics and the dynamics of the missing figures. Fill the table.
Table
The volume of passenger traffic on the bus companies of the city. Baseline data and performance indicators
Passenger Year, billion passenger-km Absolute growth, billion passenger-km growth factor Growth rates,% Absolute value of 1% growth, billion passenger-km
1992 127.0 - - - -
1993 1,102
1994 7.1
1995 164.6
1996
1997 9.9 1.75