A teacher asks students to list the math lessons they learned on nine random school days in the past month. She evaluates the students’ performance on this assignment to get a general picture of how well students are taking notes. This teacher’s method is an example of?
A. systematic random sampling
B. Simple random sampling
C. Convenience sampling
D. Stratified sampling

If the sampling is done from the population in random order , without following specified patterns and other systematic rules, then such sampling is called simple random sampling. The elements are selected in a random order for the evaluation of the particular process.

When a teacher asks students to list the math lessons they learned on nine random school days in the past month. She evaluates the student's performance on this assignment to get a general picture of how well students are taking notes. then she just select any of the nine random schools without following any specific pattern or preference.

Therefore method this teacher used for the evaluation of the students is an example of simple random sampling. Therefore the correct option is B.

Learn more about simple random sampling here:

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