Multiple Choice
A researcher is interested in improving student attention in a classroom. She measures student attention during five preintervention sessions. Her measure is the number of students attending in the class (out of 25 students) . She then introduces the program to increase the number of children paying attention. She then measures six more times the number of children attending. Which series would best show that the intervention had an effect? 
A) Series 1
B) Series 2
C) Series 3
D) None show a potential effect
Correct Answer:
Verified
Correct Answer:
Verified
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