4. Suppose that you're given statistics as below:Assuming that the underlying populations have the same variances,the P-value associated with the hypotheses H0:μ1=μ2, H1:μ1＜μ2 isclose to ______

5.Suppose that a matched-pairs design gave rise to the following data:Assume that μ1 and μ2. are the corresponding populationmeans, and that the differences x1-x2. is approximatelynormally distributed. At 90% confidence interval for μ1-μ2, isgiven by (close to)______