Stochastic Consistency Test

Here are 5 jokes:

1. Why can't a bicycle stand up by itself? It's two-tired.
2. Why did the tomato turn red? Because it saw the salad dressing!
3. Why can't a bicycle stand up by itself? It's two-tired.
4. What do you call a fake noodle? An Impasta!
5. Why did the bicycle go to the doctor? Because it had a wheeze!

Among these 5 jokes, there are 4 unique jokes. The joke "Why can't a bicycle stand up by itself? It's two-tired." is repeated twice.