A sample of 40 observationsls selected from one population with a population standard deviation of 3.9. The sample mean is 102.0. A cample of 53 observstions Ioelected from8second popuiation with a population stondard deviaton of 3.2. The sample mean is 1010 Conduct the followng test of hypothesis ucing th 0.05 pignficance level. trt-d: a is this a one-tailed or a two-taled test? OOne-taled test OTwo-taled test b. State the decslon ru'e. (Negative volues should be Indicated by s minus slgn. Round your answers to 2 decimal places) కా గజివt c Compute tne value ofthe teat statatc (Round your Bnswer to 2 decimal places) · ఆ9: శng 7: PDonorrojec etstheesei (Rourdyour anower to 4cecimal plocea) Type here to sear

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