Effects of depression medication In clinical trials of the

Last updated: 12/1/2023

Effects of depression medication In clinical trials of the drug sertraline used for treating depression subjects were measured using the Hamiltonian depression scale with results given below Based on these results test the claim that the two population means are different Control 120 9 81 3 1 22 30 Treatment 19 3 82 3 8 7 30 The hypotheses for this test are O Ho Hcontrol Utreatment Ha Hcontrol treatment O Ho Hcontrol Utreatment Ha Pcontrol treatment x O Ho Hcontrol Htreatment Ha Hcontrol Htreatment m The p value is please round to three significant figures Interpret the result of the hypothesis test in the context of the problem O There is not sufficient evidence the means are different so we don t know if the medication has an effect There is not sufficient evidence that the means are the same and thus the medication may have an effect There is sufficient evidence the means are different and thus the medication has an effect There is evidence that the means are the same and thus the medication does not have an effect Use 2 SampTint to construct a 85 confidence interval for the difference between the population means please round to two decimal places