A student is taking a multiple-choice test that has 60 questions. each question has four answer choices. If the student guesses randomly on every question, how many questions should the student expect to answer correctly?

What is 1/2 x (6 x 4)+3 + 2 show your work

Which statements about these triangles is true

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?