Ms. Davis wants to know the favorite color of students in her class. She asks each student, 'What is your favorite color?' What type of data collection is this?
Poll
A scientist watches a group of monkeys in a forest and writes down everything they do for a week. What is the scientist using to collect data?
Observation
To find out how tall the students in his class are, a teacher uses a measuring tape to find each student's height. This is an example of what kind of data collection?
Measurement
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