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OpenStudy (anonymous):
Soo Jin records the number of people in each group who visit the zoo on a Saturday morning. what kind of study is this? a. Double-blind study b. Experiment c. Sample survey d. Observational study
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OpenStudy (anonymous):
okay what do you think it is given the information you have?
OpenStudy (anonymous):
I think it's d @Pico33
OpenStudy (anonymous):
Why do you think its D.?
OpenStudy (anonymous):
cuz he's observating the people coming in to the zoo
OpenStudy (anonymous):
@Pico33
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OpenStudy (anonymous):
@Pico33 nah it was d
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