Zander is in charge of filling goodie bags for the upcoming school party. he plans to order prizes from an online party store. the store sells items by the gross. they are expecting 225 guests at the party. zander plans on putting 8 items into each bag. use the list below to create an order for zander. explain how you know that you've ordered enough.

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?

Graph y = -|x| + 2. click on the graph until the correct one appears.

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)