The first six steps of the derivation of the Quadratic Formula are listed below.

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

Suppose your sat score is 2040. a college with an average sat score for admintted students of which of these would most likely be your best option?

Would greatly appreciate these 3 answers