Algebra 2(help please!!)

posted by Emma

1. Tony decides to use observation. He visits 10 students and observes them doing schoolwork at home for 30 min. If a student looks at social media during that time, he notes it.
(a) Provide an advantage of using observation.
(b) Provide a disadvantage of using observation.
(c) What are the sample and population for Tony’s research?
(d) Suppose 3 of the 10 students looked at social media during the observation. What conclusion could Tony make about the percent of high school students who use social media while doing schoolwork?


What do I do? I'm confused

  1. PsyDAG

    (a) It is direct.

    (b) Knowing they are being observed may change behavior.

    (c) Sample = 10 students
    Population = all high school students

    (d) I would say none, because the sample is too small and b.

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