100 students at a computer campus were polled on how they got to campus 36 said they drove alone 35 rode in a car pool 32 rode public transportation 5 used both car pool & public transportation 5 used both car pool & sometimes their own car 6 used buses & their own car 1 used all three methods How many used none of the above methods of transportation?

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?

Segment ab is shown on the graph. which shows how to find the x-coordinate of the point that will divide ab into a 2: 3 ratio using the formula

Use δjkl and δmpn to determine whether don's claim is true or false. which of the following should don use to prove the triangles are similar? sss sas aas aa