A teacher gives a student a piece of paper and asks him to draw a picture. To request a crayon, the student looks at the teacher and says, "Crayon." In response to this, the teacher replies, "Say, 'Crayon please'." The student complies with the request and the teacher gives them a crayon. This exchange is an example of.
During the hour immediately following meals, Bill asks for more food. Data are collected only during this hour after each meal. Which method of data collection would be MOST accurate?
During three 30-minute observations, Linda gouged her eye 8, 17, and 12 times, respectively. Each incident lasted between 1 and 3 seconds, with an average duration of 1.3 seconds. Which is the BEST dimension to continue to measure?