The 14 students in the Spanish club need to raise $562.84 for their summer trip to Spain. They have already raised $238.32. If each student raises the same amount, how much more money must each student raise?

What is the prime factorization of 195

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?

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.