The angle of depression from the top of a building to a point on the ground is 45 degrees.
How far is the point on the ground from the top of the building
if the building is 280 m high?
Round your answer to the nearest whole number.
xº
280 m

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