Write an algebraic expression to represent the cost of a concert ticket, h,with a service charge of $6.75.

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)

Which of the following is the correct ratio for converting kilograms to grams

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?