Asked by Jennifer McCray on Jul 20, 2024
Verified
Which class do you think performed better on the test?
A) Class 2,because it has the highest median and 50% of class 2 scored at or above the medians of 1 and 3.
B) Class 3,because 74% of class 3 scored at or above the medians of 1 and 2.
C) Class 1,because it has the smallest median and 70% of class 1 scored at or above the medians of 2 and 3.
D) Class 2,because it has the highest median and 70% of class 2 scored at or above the medians of 1 and 3.
E) Class 2,because it has different mean and median and 70% of class 2 scored at or above the medians of 1 and 3.
Median
The value separating the higher half from the lower half of a data sample, a population, or a probability distribution.
Test Performance
Evaluation of the effectiveness or efficiency of a test, often measured in terms of accuracy, speed, or comprehensiveness.
- Gain insight into and interpret the indicators of central tendency such as mean and median.
Verified Answer
OZ
Orycia Zelem
Jul 23, 2024
Final Answer :
D
Explanation :
Class 2 has the highest median and 70% of the students scored at or above the medians of classes 1 and 3. Therefore, it can be concluded that Class 2 performed better on the test.
Learning Objectives
- Gain insight into and interpret the indicators of central tendency such as mean and median.
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