A city’s annual rainfall totals are normally distributed, and the probability that the city gets more than 43. 2 inches of rain in a year is given by P (z greater-than-or-equal-to 1. 5) = 0. 668. If the standard deviation of the city’s yearly rainfall totals is 1. 8 inches, what is the city’s mean annual rainfall?.

1yd 1 ft = 1 1/12 1 1/3 1 1/2 1 1/6

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

Determine the function’s value when x = -1 a. g(-1)=-3 b. g(-1)=0 c. g(-1)=1 d. g(-1)=27