2. A physician used a completely randomized design to allocate 15 patients to 3 different pain relief drugs. The observed variable was the time to relief from pain. The treatment means were as shown in the table. The MS(within) was 20.8. Use the Newman-Keuls method to compare all pairs of means at alpha = .05. Drug A Mean time 33 26 20 5 Hint: remember to sort means in ascending order

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2. A physician used a completely randomized design to allocate 15 patients to 3 different pain relief drugs. The
observed variable was the time to relief from pain. The treatment means were as shown in the table. The
MS(within) was 20.8. Use the Newman-Keuls method to compare all pairs of means at alpha = .05.
Drug
A
Mean time
33
26
20
Hint: remember to sort means in ascending order
J
Hi
Lo
Diff R Decision
3
922
Transcribed Image Text:2. A physician used a completely randomized design to allocate 15 patients to 3 different pain relief drugs. The observed variable was the time to relief from pain. The treatment means were as shown in the table. The MS(within) was 20.8. Use the Newman-Keuls method to compare all pairs of means at alpha = .05. Drug A Mean time 33 26 20 Hint: remember to sort means in ascending order J Hi Lo Diff R Decision 3 922
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