The dimensions of an office conference room are 10 feet by 18 feet. if the conference room blueprint dimensions are 5 centimeters by 9 centimeters, what is the scale of the blueprint? a. 1 centimeter = 9 feet b. 1 centimeter = 2 feet c. 1 centimeter = 5 feet d. 1 centimeter = 10 feet

The actual length of side t is 0.045 cm. use the scale drawing to find the actual side length of w. a) 0.06 cm b) 0.075 cm c) 0.45 cm d) 0.75 cm

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?

Standard deviation of 19,29,21,22,23