Question 130 out of 2 pointsWhich of the following could threaten the external validity of an experiment?
Question 140 out of 2 pointsNonverbal observation can be performed by _____ and _____.
Question 150 out of 2 pointsOne restaurant was experimenting with lowering the cholesterol level of recipies by substituting different cooking oils/fats in their restaurants. They chose olive oil, canola oil, and margarine. Different patrons received the recipe prepared with one of the three oils/fats and then were asked fortheir evaluation of texture, flavor, and overall satisfaction, intention to repurchase the entree. The experiment involved three ____.
Question 162 out of 2 pointsIn one episode of a television show two characters make fun of each other's pronunciation peculiarities and characteristic expressions. Charater A over-enunciate his words. Character B makes fun of others by asking the question like "Could you BE any more annoying?" Which dimension of extralinguistic activity is being addressed in this example?