Please help me !! Joe buys 8 pounds of turkey and 4 pounds of bacon. He pays a total of $93, and
the bacon costs $1.50 more per pound than the turkey. What would be the
combined cost of 1 pound of turkey and 1 pound of bacon? *

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.