hey if TI wants to give me five bucks a phone call that's okay
I make five dollars per call.
I am volunteering to help TI by making phone calls.
When instances are chosen on the basis of how easy it is to retrieve the data being collected, this is usually considered a convenience sample.
They will do it.
There are women cleaning a sink.
Do you have any cats?
The man sits in his recliner, watching TV and drinking a beer.
A group of people are in the city.