Eleanor and James Gibson describe their theory as ________ because over time a baby detects finer and finer invariant features among stimuli.

If a couple in the United States were to have a child born this year, they should understand that the odds that the child would survive to age 5 years is about:

a. 99.99% b. 99.5% c. 98.5% d. 95%

In the entire week after being totally deprived of sleep for 11 days, Randy Gardner slept a total of about __________ hours more than usual

A) 6 B) 16 C) 24 D) 34 E) 58