Which choice is equivalent to the product below? √7/8 x √7/18 A. 3/4
B. 6/12
C. 1/2
D. 7/1
E. 7/12

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?

Can any one me with the answers to these questions asap?

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that