Thumbprint Recognition 17 2 points Dining Services wants to see if switching to a thumbprint recognition Is this completely randomized or block design? service is preferred over swiping a card, which is the current method. To test this, a random sample of 300 students is gathered, and 150 O Block students are randomly selected to switch to the thumbprint method. O Completely randomized The remaining 150 students continue to use their cards. At the end of the study, students are asked to report how much they enjoyed the method on a scale from 1 to 10. 18 2 points Who comprises the treatment group? B IYA ATEEXXIS 12pt Paragraph 19 2 points Who comprises the control group? A B I U A A .TEX' XE 12pt Paragraph