HELP I REALLY NEED THIS ANSWER ASAP The graph below shows the time it takes Michael to solve 30 multiplication flash cards over 7 attempts. By how many seconds did his time improve from Attempt 1 to Attempt 7? Do not include units in your answer.

In which figure is de bc ? a. figure 1 b. figure 2 c. figure 3 d. figure 4

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?

Which of the following equations is equivalent to x/3-6/x=1