A. In a normal distribution of scores a mean of 800 and a standard deviation of 175, what percentage score 950 or more? (2 points) A researcher tests two groups of people. She gives one group caffeine and the other group receives a placebo (sugar pill). She then gives everyone 20 minutes to memorize a list of words and then tests how many words they can recall. B. What is the dependent variable? (1 point) C. Is the dependent variable you listed continuous or discrete? ( 1 point)