Migraine and Acupuncture: A migraine is a particularly painful type of headache, which patients sometimes wish to treat

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Migraine And Acupuncture A Migraine Is A Particularly Painful Type Of Headache Which Patients Sometimes Wish To Treat 1 (61.66 KiB) Viewed 19 times

Migraine and Acupuncture: A migraine is a particularly painful type of headache, which patients sometimes wish to treat with acupuncture. To determine whether acupuncture relleves migraine pain, researchers conducted a randomized controlled study where 166 patients diagnosed with migraine headaches were randomly assigned to one of two groups: treatment or control. 70 patients in the treatment group received acupuncture that is specifically designed to treat migraines. 96 patients in the control group received placebo acupuncture (needle insertion at non-acupoint locations). 24 hours after patients received acupuncture, they were asked if they were pain free. Results are summarized in the contingency table below. Test to see if migraine pain relief is dependent on receiving acupuncture. Use - 0.01. Treatment Control Total Pain Free: Yes 14 8 22 Pain Free: No 56 88 144 Total 70 96 166 a) What is the correct null hypothesis? O Ho: P = P2P = P4 O Ho: Migraine pain relief is dependent on receiving acupuncture. Ho: Migraine pain relief is independent on receiving acupuncture. O Ho: P + pappa b) Fill in the expected values, round answers to at least 2 decimal places. Expected Values Pain Free: Yes Pain Free: No Treatment Control Pain Free: Yes Pain Free: No Answers show on Last attempt Treatment Control c) Find the test statistic, round answer to at least 3 decimal places. a) What is the p-value Round answer to at least I decimal places e) What is the correct conclusion? There is no statistical evidence that migraine pain retief is dependent on receiving acupuncture. There is statistical evidence that migraine pain relief is dependent on receiving acupuncture