Thank you very much for your reply.
So do I have to use this data to find the sample?
So for example, Facebook users are 41780100, the sample always remains 385, so for males between 25 and 34 years (12.2%) there are 46.2 polls.
A thousand thanks! Looking at this page I came to these results.
I realized that in some cases I already have more completed surveys than required, while in some cases the number coincides.
For example: Females between 20 and 25 must be...
Thanks for your answer. I am doing the survey via facebook and from what I see I have uniformly covered the Italian territory. What I would like to discover are habits in free time (cinema, sport, reading, drawing, etc.) divided by sex and age groups
Hello everyone! Beginner question: I used this site to calculate a survey sample:
I compiled it like this for a survey of italian's habit:
Population size (Italian): 60,000,000
Confidence level: 95%
Margin of error: 5%
The result is 385...