Last one (for now) Which of the following relations describes a function?
A.
{ (-1, -2), (-2, -1), (1, 2), (2, 1) }

B.
{ (1, 1), (1, 2), (2, 1), (2, 2) }

C.
{ (1, -1), (1, 1), (2, -1), (2, 1) }

D.
{ (0, 0), (0, 1), (1, 0), (1, 1) }

The weights of broilers (commercially raised chickens) are approximately normally distributed with mean 1387 grams and standard deviation 161 grams. what is the probability that a randomly selected broiler weighs more than 1,425 grams?

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

Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earned $75 in interest. how much interest will she earn during the following year?