- Arts & Culture 5961
- Business & Economics 690
- Computers 317
- Dictionaries & Encyclopedias 82
- Education & Science 76777
- Abstracts 252
- Astrology 4
- Astronomy 1
- Biology 8
- Chemistry 2651
- Coursework 15867
- Culture 9
- Diplomas 411
- Drawings 575
- Ecology 6
- Economy 82
- English 78
- Ethics, Aesthetics 3
- For Education Students 17627
- Foreign Languages 11
- Geography 3
- Geology 1
- History 89
- Maps & Atlases 5
- Mathematics 13871
- Musical Literature 2
- Pedagogics 19
- Philosophy 23
- Physics 14962
- Political Science 5
- Practical Work 101
- Psychology 60
- Religion 4
- Russian and culture of speech 8
- School Textbooks 7
- Sexology 42
- Sociology 9
- Summaries, Cribs 87
- Test Answers 154
- Tests 9246
- Textbooks for Colleges and Universities 32
- Theses 24
- To Help Graduate Students 14
- To Help the Entrant 37
- Vetting 364
- Works 13
- Информатика 10
- Engineering 3060
- Fiction 696
- House, Family & Entertainment 106
- Law 133
- Website Promotion 71
РФЭИ Итоговый экзамен Статистика 28 вопросов
Uploaded: 02.03.2011
Content: 406.rar 9,72 kB
Seller will give you a gift certificate in the amount of
Product description
1. The indicator reflects how much the average specific embodiments deviate from their average value is called:
a) The coefficient of variation;
b) dispersion;
c) .Razmah variation;
d) The standard deviation.
2. Is it true?
If all options are an averaged feature to reduce or increase the number of A, the arithmetic average, respectively decrease or increase by the same number A.
a) Yes;
b) No.
3. In the case where the observation exposed without exception units together, this observation is called:
a) monographic;
b) Basic array;
c) selectively;
d) continuous.
4. The statistical population - is:
a) Any substantive set of phenomena
nature and society;
b) A set of elements with common features;
c) the mathematical set.
5. Growth rate:
a) is the ratio of two values \u200b\u200bof a number of speakers;
b) determined by dividing the value of a number of dynamics - to another;
c) All options are correct;
d) All of the options are not true.
6. If the growth rate is equal to the value of 1.8:
a) a positive growth rate;
b) The rate of increase is negative;
c) the growth rate is zero.
7. Will the arithmetic mean if all the weights are reduced by a constant value:
a) Will; b) does not change;
etc.
Feedback
0Period | |||
1 month | 3 months | 12 months | |
0 | 0 | 0 | |
0 | 0 | 0 |