Given that z is a standard normal random variable, compute the following probabilities (to 4 decimals).

Question

P(z -1.0)


P(z -1.0)


P(z -1.5)


P(z -2.5)


P(-3 < z 0)

Answer 1

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportions/probabilities related to the Z scores.