Question

1. To examine the effect of cell phone use on driving skills, a researcher uses orange cones to set up a driving circuit in the high school parking lot. A group of students is then tested on the circuit, once while receiving and sending text messages, once while talking on a phone, and once without texting or talking. For each student, the researcher records the number of orange cones hit while driving each circuit. Which analysis would be used to evaluate the results? Explain your answer (2 points)

Answer 1

Question asked:

Which analysis would be used to evaluate the results?

Answer:

Repeated Measures ANOVA

EXPLANATION:
The three samples are not independent: From the same student, 3 values are taken: (i) once while receiving and sending text messages, (ii) ooce while talking on a phone and (iii) once without texting or talking.