What is the geometric mean annual increase for the period

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The information below shows the cost for a year of college in public and private colleges in 1980-81 and 2007-08. What is the geometric mean annual increase for the period for the two types of colleges? Compare the rates of increase.

Type of College

1980-81

2007-08

Public

$2,550

$6,966

Private

5,594

13,424

Reference no: EM13867642

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