ellect between our IV and DV. get larger samples. QUESTION 7 "If a given set of piano performances are graded with a mean = 80 and a standard deviaton 8, what is the z-score of a performance graded an...

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Extracted text: ellect between our IV and DV. get larger samples. QUESTION 7 "If a given set of piano performances are graded with a mean = 80 and a standard deviaton 8, what is the z-score of a performance graded an 847 O 84 O 2 O 0.5 O 8 4 pc QUESTION 8 "Among a group of coworkers, 12 choose pizza for lunch and 8 students choose sushi. A random sample (with replacement) of n= 2 workers is chosen. If the first worker is having sushi, what is the probability that the next worker is having pizza?" O P(pizza) = .60 O P(pizza) = .35 O P(pizza) = .368 O p(pizza) = 44 QUESTION 9 "Laura has submitted five tickets into a raffle. There are a total of 30 tickets submitted in the pot. If one of Laura's tickets has already been picked, what are the chances that one of her tickets will be picked again?" O 0.4 O 0.12 O 0,14 0.25 PIl > AX FA T R E