Flag question: Question 12 Question 12 1 pts Imagine you are looking up a critical t value in a t-table. If your observed t-value for the degrees of freedom lies between two critical values in the table, to be conservative, you would select ______. Group of answer choices the larger value the smaller value any value the largest value in the table Flag question: Question 13 Question 13 1 pts What is the formula used to calculate degrees of freedom for a t-test? Group of answer choices n1 - 1 + n2 - 1 n1 + n2 - 1 n1 - 1 + n2 n1 + n2 Flag question: Question 14 Question 14 1 pts What does the number 58 represent in the following: t(58) = 2.001, p < .05? Group of answer choices test statistic T value degrees of freedom significance level Flag question: Question 15 Question 15 1 pts The T.TEST function in Excel computes which of the following? Group of answer choices the t-value the likelihood that the z-value is due to chance the z-value the likelihood that the t-value is due to chance Flag question: Question 16 Question 16 1 pts What is the assumption that the amount of variability in each of the two groups for a t-test is equal? Group of answer choices heterogeneity of variances homogeneity of variance equality of variance stability of variance Flag question: Question 17 Question 17 1 pts What does the number 2.001 represent in the following: t(58) = 2.001, p < .05? Group of answer choices test statistic T-value degrees of freedom significance level Flag question: Question 18 Question 18 1 pts The t-statistic value is also called the _____