Solve problems in probability theory

Employer
[no-member:pro]Dmitry[/no-member:pro]
Project parameters
Type of cooperationOne-time project
SectionEducation and consulting
Prepaymentwithout prepayment
Payment methodsBank transfer
Acceptance of requestsfrom Jun 15, 2020 until Jun 18, 2020
Project description
We need a high-level mathematician. It is necessary to solve problems on probability theory. All tasks must be solved except the first.