00:01
Okay, so from the given scenario, for number one, we want to identify the population of interest.
00:06
So the population of interest will be the population chosen by firm c because they randomly, they randomly selected american voters.
01:05
Registered voters selected selected randomly selected registered american voters and this is a proper representation of the u .s.
01:43
Population so for two where i ask identify any issues that might be problem with the methodology employed by each firm.
02:00
So for firm a, their posters were sent to a, was sent to churches in rural mississippi, which can potentially potentially which can potentially have people against marriage equality.
03:22
And then from firm b, the pollsters were sent to san francisco.
04:04
San francisco, which is a metropolitan city.
04:21
And people might be people there and people there might be in favor of marriage equality.
04:52
So in the firm a, they might create a negative bias or have a negative attitude towards the population...