See an ANOVA coming soon. Average income levels might be another factor. Collecting all these data is quite an effort. Such analyses on an even larger scale, a job for big data, ought to be happening. Governments have better access but I doubt the skills, or for the shame of it, the interest.
See an ANOVA coming soon. Average income levels might be another factor. Collecting all these data is quite an effort. Such analyses on an even larger scale, a job for big data, ought to be happening. Governments have better access but I doubt the skills, or for the shame of it, the interest.