Write an expression to match, and then evaluate. a. 1 6the sum of 16 and 20 b. Subtract 5 from 1 3of 23. c. 3 times as much as the sum of 3 4and 2 6d. 2 5of the product of 5 6and 42 e. 8 copies of the sum of 4 thirds and 2 more f. 4 times as much as 1 third of 8

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