Which one of the following questions is concerned with construct validity? We were trying to measure how much anxiety our participants were feeling. How well did we actually do that? Will our results generalize to other cultures? Were the participants in our 'high anxiety' group treated exactly the same in our study as those in the 'low anxiety' group? Are there any variables that varied with the independent variable? QUESTION 11 The extent to which you can eliminate potential confounding variables most directly affects which of the following? external validity statistical conclusion validity internal validity reliability