These ECGs were also compared with an additional control group of 1000 age- and gender-matched normal ECGs.

In a surveyed group of 1000 Australians, 51 per cent said they would prefer a rewards credit card.

I claim that any numerical calculation or simulation could be done with a group of 1000 8th graders rather than a computer.

Groups of 1000 children aged 1-2 years were studied each year for 4 years.