You get a speeding ticket and demand a jury trial. the jury is under instructions to assume you are innocent unless proven guilty. you actually are guilty but hope that the jury:

Makes a type 2 error                                            

Explanation:

Type 2 error is an error which occurs at times when an individual fails to dismiss a null hypothesis which is actually false. Type 2 error, in other words is the non rejection of the false null hypothesis. It is also known as false negative findings.

It is incorrectly retaining the false null hypothesis (that is a "false negative").

Here the null hypothesis is that I am innocent.

answer; obscene;