Author Question: What type of research do you use to determine the causal relationship between variables? a) ... (Read 156 times)

waynest · **on:** Jul 13, 2018

What type of research do you use to determine the causal relationship between variables?

a) experimental research
b) descriptive research
c) correlational research
d) qualitative research

Question 2

In using an interrupted time-series design, how does one determine whether the independent variable had an effect?

a. by looking for changes in the response pattern from pre- to post-treatment b. by using the chi-square statistic
c. by comparing pre-treatment mean performance to post-treatment mean performance
d. by comparing the treatment group's data to a single observation of a control group