Work Step by Step
$P(z\geq-0.8)=1-P(z\leq-0.8)=1-0.2119=0.7881$. (The table indicates the probability of being under a z-score.)
You can help us out by revising, improving and updating this answer.Update this answer
After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.