Suppose you received a 3 percent increase in your nominal wage. Over the year, inflation ran about 6 percent. Which of the following is true.

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Question 5 spring semester final exam math evaluate

Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.