An art teacher is trying to determine which class to offer next summer. She passes out a slip of paper to some of the students in the class asking them whether or not they liked her course, and what class they would most like to see offered in the summer. Which type of statistical study is the art teacher conducting

Which option identifies how kevin should proceed in the following scenario? four years ago kevin designed an mp3 player for young children. now that technology has changed, he would like to update his design to ensure that it encompasses cutting-edge techniques. by creating a third-angle projection of his ideas by designing an isometric projection of his new ideas by referring to past designs and illustrations of his original model by conferring with engineers who have improved upon similar devices