The daily newspaper America at a Glance has just released the results of a study of 50
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Question:
The daily newspaper America at a Glance has just released the results of a study of 50 students who completed preparation programs for a nationwide, standardized test. The following histogram, which summarizes the mathematics test score information for the students, was colorfully displayed on the front page of America at a Glance:
Based on this histogram, draw the ogive (the cumulative frequency polygon) for the test score data.
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