Since these results, however, are based on very few subjects (only one case drinker bearing * 5A or *6 alleles) they need to be confirmed by larger studies.
To begin with, the two numbers that the government reports each month — one measuring the unemployment rate and the other job growth — are based on very different surveys, and they frequently offer conflicting snapshots of the economy.
Some are based on very questionable science, or no science.
In contrast, many smaller projects are based on very clear assessments of local economic circumstances.
The available statistics give the illusion of information, but are based on very limited data.
"All my films are based on very serious and dramatic subjects, taken from real-life stories," he once said.
Professor Glasser said: "Previous estimates of sea-level contribution from mountain glaciers are based on very short timescales.
Some of Mozart's most memorable tunes in his opera The Magic Flute are based on very simple harmonic blocks of three or four chords.
The Amazon recommendations we are offered are based on very sophisticated algorithms, which analyse our past purchases, correlating us with other users.
–Historical returns are based on very, very long time periods.
They are based on very close specialization of procedures.
