Question 8 1 pts lwant to test whetherjournaling has an effect on metacognition' Because the group of subjects I have differs greatly in their pre-journaling metacognition scores, I decide to use a repeated measures test The summary statistics for this sample are: x_D = +8 points 5 D = 4 points n = 25 Test to see if taking a statistics course has an affect on pre and post scores at c1=.05 with a two tailed test The degrees of freedom for this test are The critical value for this test is ' (only type the number, no 1) The standard error is . (round to two decimal places) The t-statistic is . (include the sign of the test static, + or -, and round to two decimal places) Your conclusion is to the null hypothesis. (type "Reject" or "Fail to Reject\")