The distribution is not a discrete probability distribution.
Work Step by Step
The distribution does not obey the second Rule for a Discrete Probability Distribution (see page 323): $ P(50)\lt 0$
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.