Statistical Differences

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My null hypothesis is that there is no statistical difference in the ability of each treatment to relieve pain in an affected dog. My alternate hypothesis is that there is a statistical difference in the ability of each treatment to relieve pain in an affected dog. I conducted an unpaired t-test to determine if there is a statistically significant difference in the mean length of medication use of the two treatments groups. This test is appropriate because I want to know whether the two population group means are different. I used degrees of freedom of 31 for this test because my total sample size was 33. There are three assumptions that have to be made to be able to use this test. The first is that the data in this study are independent

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