- Arts & Culture 5932
- Business & Economics 680
- Computers 310
- Dictionaries & Encyclopedias 81
- Education & Science 75718
- Abstracts 252
- Astrology 4
- Astronomy 1
- Biology 8
- Chemistry 2221
- Coursework 15444
- Culture 9
- Diplomas 411
- Drawings 574
- Ecology 5
- Economy 83
- English 75
- Ethics, Aesthetics 3
- For Education Students 17597
- Foreign Languages 11
- Geography 2
- Geology 1
- History 89
- Maps & Atlases 5
- Mathematics 13850
- Musical Literature 2
- Pedagogics 19
- Philosophy 23
- Physics 14821
- 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 150
- Tests 9243
- Textbooks for Colleges and Universities 32
- Theses 24
- To Help Graduate Students 14
- To Help the Entrant 37
- Vetting 362
- Works 13
- Информатика 10
- Engineering 3059
- Fiction 696
- House, Family & Entertainment 107
- Law 132
- Website Promotion 71
DHS 18.1 - Option 18. Decisions Ryabushko AP
Refunds: 0
Uploaded: 09.11.2016
Content: 18v-IDZ18.1.doc 102 kB
Product description
Solve the following problems (1 - 6)
1.18. How many different five-digit numbers can be written using the digits 1, 2, 3, 4, 5, 6, 7, 8, 9 (without repetitions),?
2.18. On a shelf at random are placed 10 books. Determine the probability that this will be three specific books standing side by side.
3.18. Under certain specific conditions, the probability to bring down the enemy plane from the first anti-aircraft gun is equal to 0.4, from the second - 0.5. It made one shot. Find the probability that: a) the aircraft is destroyed in two rounds; b) aircraft struck at least one projectile; c) none of the projectile does not hit the target.
4.18. In the collector 16 parts produced at the plant number 1, and 10 parts produced at the plant number 2. The probability that the parts will survive the warranty period for parts with plant number 1 are equal to 0.8; factory number 2 - 0.9. a) Find the probability that the part will work to take the guesswork warranty period, b) take the guesswork worked part warranty period. At some of the plants it is likely to be made?
5.18. Products coming from a shop in the OTC does not satisfy the conditions of the standard in an average of 8% of cases. Find the probability that randomly taken from seven products do not satisfy the standard conditions: a) Six products; b) at least six articles; c) at least six articles.
6.18. The probability of occurrence of an event in each of 2000 independent tests is 0.7. Find the probability that the event occurs at least 1,500 times.
Additional information
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
For the convenience of viewing IDZ solutions on smartphones, an additional file in PDF format is sent
Feedback
0Period | |||
1 month | 3 months | 12 months | |
0 | 0 | 0 | |
0 | 0 | 0 |