The principal at the elementary school decides to give a pre…
The principal at the elementary school decides to give a presentation regarding the performance of the 2nd grade classes on the math test. However, all classes, except for Ms. Jones’ class, forgot to take the test. The principal believes that Ms. Jones’ class is representative of all of the 2nd grade classes, so she decides to use the data from Ms. Jones’ class to estimate the performance of all 2nd grade students. Is the principal using Ms. Jones’ class as a sample or population? Explain your answer.
Read DetailsBased on whether Ms. Jones is using the data as a sample or…
Based on whether Ms. Jones is using the data as a sample or population, if you randomly chose a score from the data set, how far away from the mean would you expect the score to be? You should report an actual numerical value.
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