Author Question: Speed-accuracy tradeoffs pose a problem whenever a. error rates are not systematically related to ... (Read 96 times)

stephzh · **on:** Jun 19, 2018

Speed-accuracy tradeoffs pose a problem whenever

a. error rates are not systematically related to the independent variable.
b. there is no effect of the independent variable.
c. error rates increase as reaction time increases.
d. error rates increase as reaction time decreases.

Question 2

A researcher studies language development by selecting a sample of two-year-old children, a sample of three-year-old children, and a sample of four-year-old children. Each child's language skill is measured and the researcher plans to compare the scores for the three groups. This study is an example of a(n) ____.

a. time-series design
b. interrupted time-series design
c. cross-sectional developmental design
d. longitudinal developmental design