Standard normal distribution

Curve that lies to the left of Z = -2.45b) Determine the area that lies to the right of Z = 1.782. Find the Z-score that separate the middle 80% of the distribution from the area in the tails of the standard normal distribution.In d question so tha717316891. a) Determine the area under the standard normal curve that lies to the left of Z = -2.45 area under the standard normal curve that lies to the left of Z = -2.45 =…