The side items for school lunch are either french fries, tater tots, or mashed potatoes. From past experience, Anthony knows that the probability that the side is french fries is 0.20 and the probability that the side is tater tots is 0.35. On a given day, what is the probability that the side is not french fries or tater tots?

Pj conducts an experimental study on the effects of soft music during high stakes science testing. he randomly assigns students at the school. in one condition he does not provide music for testing while in the other group he does provide the music. he administers a pretest at the beginning of the year and a posttest at the end of the year. pj’s design is best described as a: a.static group comparisonb. pretest-posttest control group designc.control-group-time-series designd. nonrandomized control-group pretest-posttest design