Scientists track a flock of
for three years to learn their
migratory patterns.
Is it a...
![subject](/tpl/images/cats/mat.png)
Mathematics, 05.03.2021 23:20 rex1578
Scientists track a flock of
for three years to learn their
migratory patterns.
Is it a Observational Study or a Experiment and why?
![ansver](/tpl/images/cats/User.png)
Answers: 2
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