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Please help me only if you really know how to solve it as I am stuck and I cannot solve these questions. Dont give me
Please help me only if you really know how to solve it as I am stuck and I cannot solve these questions. Dont give me random answers please. You can use any software to solve it if it's easier ( we use R). If I am satisfied, i will also make sure you are satisfied too.
Link to textbook if needed with the content: https://drive.google.com/file/d/1ptM7Pzw8e364cZpwdQXU30GVhrQc1AZ7/view?usp=sharing
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Question Consider the following output from R's t.test. Welch Two Sample t-test data: Groupl and Group2 t = 3.293, df = 96.94, p-value = 0.001384 alternative hypothesis: true difference in means is not equal to 0 95 percent confidence interval: 0.2236737 0.9023599 sample estimates: mean of x mean of y 0.60187433 0.03885753 Which of the following statements are true? There may be more than one correct statement; check all that are true. l._.' a} The p-value is small. so there is no evidence of a difference in population means. l:' b) The p-value in the output is double the area to the left of 3.293 under a t distribution with 96.94 degrees of freedom. Cl c) One way to express the null hypothesis used in this test ing : X1 = XE. [_] d) The evidence against the null hypothesis is statistically significant at the 5% significance level
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