Author Question: A new approach to driver training is tested and found to be effective in a sample of high school ... (Read 60 times)

Melani1276 · **on:** Jun 19, 2018

A new approach to driver training is tested and found to be effective in a sample of high school students taking a driver's education course. These students have a higher rate of passing their road tests on their first attempt compared to a control group of students taught using the older approach. Before suggesting that this method be used in driving schools that teach adults to drive, the researcher wants to be sure that this method will be equally effective for adult student drivers. The researcher is concerned about

a. sample generalization.
b. variable representativeness.
c. a placebo effect.
d. internal validity.

Question 2

A researcher studies a group of 25 preschool children in order to answer questions about the entire population of preschool children. What general categories of statistical techniques will this researcher be using?

a. parameters
b. statistics
c. descriptive statistics
d. inferential statistics