00:01
So your text lists five reasons for sampling and says that a is that the sample may be adequate.
00:08
It's a good enough.
00:10
It might be adequate and you don't have to spend all that time going through and sampling all and finding what all the population values are that it might be adequate, like a blood test, a blood test.
00:23
It might be adequate just to take a small sample of blood and find out what the red blood cell count is.
00:27
And you don't need to sample the entire population.
00:31
Part b is it could be that it would be take way too much time, too much time to do the population.
00:42
If we wanted to find information about polling all the people that are going to vote in a specific city for mayor, that's going to take too much time to find everybody.
00:56
So a sample might be sufficient.
00:59
Part c, it could be that it's impossible to get it all...