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GRE
GRE Quantitative Reasoning Section

Comparison of Mean and Median in Statistics

Hard Data Analysis Descriptive Statistics

Consider the following data set representing the test scores of students in a statistics course:

Scores: 65, 75, 85, 90, 85, 70, 95, 100, 80, 90

From this data set, calculate the following:

  • Mean: Add up all the scores and divide by the number of scores.
  • Median: First, order the scores from least to greatest, then determine the middle value.
  • Mode: Identify the score that appears most frequently.

With these calculations, compare the computed mean, median, and mode. Based on this analysis, determine the relationship between the quantities defined below:

  • Quantity A: The mean of the scores.
  • Quantity B: The median of the scores.

Hint

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