Relative and absolute change
in 2010 there were 1,845 students at ecc. in 2013 there were 2,430 students.
answer every answer as a positive number. round to the nearest 10th.
1. what is the absolute change in the student population at ecc over this period?
this is a:
student increase
or
student decrease
2. what is the relative change in the student population at ecc over this period?
this is a:
percent increase
or
percent decrease

  1.  Student increase of 585 students

  2.  Relative increase of 31.7%

Step-by-step explanation:

1. The absolute change is the difference between the current value and the original value:

  absolute change = (new value) - (original value)

  = 2430 -1845 = 585 . . . . . positive = increase

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2. The relative change is the ratio of the absolute change to the original value, expressed as a percent:

  relative change = (absolute change)/(original value) × 100%

  = 585/1845 × 100% ≈ 37.7% . . . . . positive = increase

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