Which choice shows a true conditional with the hypothesis and conclusion identified correctly?
a. if today is wednesday, then tomorrow is thursday.
hypothesis: tomorrow is thursday.
conclusion: today is not wednesday.

b. tomorrow is friday if today is wednesday.
hypothesis: today is wednesday.
conclusion: tomorrow is friday.

c. tomorrow is thursday if today is wednesday.
hypothesis: today is wednesday.
conclusion: tomorrow is thursday

d. if today is wednesday, then tomorrow is thursday.
hypothesis: tomorrow is thursday.
conclusion: today is wednesday.

What is the result of adding the system of equations? 2x+y=4 3x-y=6

Two researchers are attempting to create a new psychotherapy protocol that more reduces panic attacks. they believe that they have succeeded and are now in the clinical trial period of their protocol's development. they are working with several cohort groups, some of which have been through the new protocol, while others have done the standard protocol currently recommended. if these researchers are interested in evaluating the difference in the percentage of test subjects who successfully decreased their panic attacks in 2 months on the new protocol versus the percentage of test subjects who successfully decreased their panic attacks in 2 months with the traditional protocol, which of the following statistical tests would be most appropriate? a. analysis of variance (anova) b. correlation c. chi-square test d. paired t-test e. independent t-test

(2, 4) (2, 1) (6, 12) (4, -5) (-2, 4) |(2, -4) (6, -12) (-4,5) quadrilateral abcd is reflected over the x-axis. quadrilateral abcd is translated 2 units right and 1 unit down. quadrilateral abcd is dilated by a scale factor of 3. quadrilateral abcd is rotated 180° clockwise about the origin. reset next