twirlergirl1504 twirlergirl1504 13-12-2022 Mathematics contestada 1. What is the z-score for an lower-tail probability of.20? a. -2.054 b. -0.842 c. 0.508 d. 0.579 2. What Is the z-score for a upper-tail probability of .10? a. 1.645 b. -1.96 c. 1.282 d. -2.326 3. What is the probability for the region where z ≤ 1.5? a. .067 b. .866 c. .933 d. almost 1 4. What Is the probabllity for the region where z ≥ -2.25? a. 0.012 b. 0.976 c. 0.988 d. almost 1