Answer
.895
Work Step by Step
We use the equation for probability to find:
$P=\frac{number\ of\ desired\ outcomes}{total\ number\ of\ outcomes}$
$P = \frac{17}{2+17}=.895$
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.