Author Question: Imagine that researchers have determined that exposure to a particular household chemical has an ... (Read 19 times)

frankwu · **on:** Jun 19, 2018

Imagine that researchers have determined that exposure to a particular household chemical has an adverse effect on the cognitive development and later school performance of children. This would be evidence in support of

a. the role of environmental factors in intellectual development.
b. the role of genetic factors in intellectual development.
c. the role of cultural factors in intellectual development.
d. the low reliability of measures of intelligence.

Question 2

In a single-subject experimental design, if there is low variability from one observation to the next within a phase, the data are ____.

a. stable
b. unstable
c. statistically significant
d. visually significant