Below Are the Scores of 21 Students on a History $$50,60,60,60,65,65,70,75,75,75,75,80,80,80,85,85,90,95,95,95,100$$

question 36

Multiple Choice

Below are the scores of 21 students on a history exam. Find the five-number summary of the scores. $$50,60,60,60,65,65,70,75,75,75,75,80,80,80,85,85,90,95,95,95,100$$

• A) 50, 65, 75, 85, 100
• B) 50, 65, 75, 87.5, 100
• C) 50, 65, 76.9, 87.5, 100
• D) 50, 65, 77.5, 90, 100

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Definitions:

Positive Linear Relationship

A direct correlation between two variables in which they both increase or decrease together at a constant rate, as depicted by a positively sloped line on a graph.

Scatter Diagram

A graphical representation of the relationship between two quantitative variables, showing how one variable is affected by changes in the other variable.

Least Squares Method

A statistical technique used to determine the best-fitting line that minimizes the sum of the squared differences between observed and estimated values.

Scatter Diagram

A graphical representation of two variable data points that allows for the visualization of any correlations or patterns between them.