Phát hành 100000 vé số thì có 10000 vé trúng thưởng. Hỏi một người muốn trúng ít nhất 1 vé với xác suất lớn hơn 95% thì cần mua tối thiểu bao nhiêu vé? ĐS: 29 vé

What is the quotient of m^6/5 ÷ 5/m^2? assume m does not equal pl

Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain

In a small section of a stadium there are 40 spectators watching a game between the cook islands and fiji. they all support at least one of the two teams. 25 spectators support the cook islands and 16 of these support both teams. how many support only fiji?