Julie bought a house for $315,000 and has a $285,000 mortgage. She claims she has $315,000 in equity. Is she correct? If not, how much home equity does she have? Explain. and be original

Match each expression with its simplified form.

What is the difference between regular convex and concave polygons

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.