sally is currently paying $250 per month for car insurance. when she starts going to college, she will receive a 20% good student discount on her policy. what will be her new monthly insurance premium?

Julia chooses a card at random from her set of cards. what is the probability that the card is labeled cat or hamster?

What is the domain and range of each function 1. x (3, 5, 7, 8, 11) y ( 6, 7, 7, 9, 14) 2. x (-3, -1, 2, 5, 7) y (9, 5, 4, -5, -7)

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?