The accompanying cumulative relative frequency distribution shows a summary of the scores from an Algebra II exam at a local high school.Twenty students took the exam. a.Construct the relative frequency distribution.What proportion of students scored between 81 and 90?
b.Construct the frequency distribution.How many students scored between 71 and 80?
c.Construct an ogive.What is the approximate percentage of students that scored less than 85?

Question

The accompanying cumulative relative frequency distribution shows a summary of the scores from an Algebra II exam at a local high school.Twenty students took the exam.  a.Construct the relative frequency distribution.What proportion of students scored between 81 and 90?
b.Construct the frequency distribution.How many students scored between 71 and 80?
c.Construct an ogive.What is the approximate percentage of students that scored less than 85?

Quizplus · Accepted Answer

The Answer of The accompanying cumulative relative frequency distribution shows a summary of the scores from an Algebra II exam at a local high school.Twenty students took the exam.  a.Construct the relative frequency distribution.What proportion of students scored between 81 and 90?
b.Construct the frequency distribution.How many students scored between 71 and 80?
c.Construct an ogive.What is the approximate percentage of students that scored less than 85?

The Accompanying Cumulative Relative Frequency Distribution Shows a Summary of the Scores