About how many times more likely is a 17-year-old driver to crash with three passengers than with one passenger?

List the 4 steps for scene assessment (what you do at the very beginning) for an adult

Which of these is a sexual stereotype? a) on average, males are taller than females. b) people over the age of 60 are not interested in sex. c) male hormone levels differ from those of females. d) there are more male representatives than female representatives in congress.

The 1.5 mile run test and the 12 minute swim test are considered as what kind of test ?