Which of the following is an example of data reduction?
A) a graph representing the musical preferences of 500 university students
B) a list of students' grade levels from a 100-student university class
C) a sample of 50 residents drawn from a 250-resident neighbourhood
D) a decision to reduce the size of a study from a 100-person sample to a 25-person sample

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The Answer of Which of the following is an example of data reduction?
A) a graph representing the musical preferences of 500 university students
B) a list of students' grade levels from a 100-student university class
C) a sample of 50 residents drawn from a 250-resident neighbourhood
D) a decision to reduce the size of a study from a 100-person sample to a 25-person sample

Which of the Following Is an Example of Data Reduction