Answer
$z_0^2\approx X_0^2$
Work Step by Step
$z_0^2=(−1.44)^2=2.073$
$X_0^2=2.061$
That is, $z_0^2\approx X_0^2$
You can help us out by revising, improving and updating this answer.
Update this answerAfter 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.