19. The reaction time of 250 people is measured after a new drug is administered. Some of the results of this test are g

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19 The Reaction Time Of 250 People Is Measured After A New Drug Is Administered Some Of The Results Of This Test Are G 1 (31.66 KiB) Viewed 39 times

19. The reaction time of 250 people is measured after a new drug is administered. Some of the results of this test are given in the following table. 21 25 18 36 40 8 41 Reaction time sec Z-score Percentile Rank -1.5 17 -1 20 -.5 32 0 40 2.5 85 50 75 By inspection of the table determine a) The median reaction time b) The mean reaction time c) The percent of all 250 people who had reaction times of 21 seconds or below d) The reaction time representing the third quartile e) The reaction time representing the second decile mortions a-f