Tech Library: A Model for Tomorrow

Appendix K: Calculation of the Estimate of the Increase in the Total Number of Hours Spent in the Library

Increase in total number of hours spent in the library, aggregated over all second survey respondents

Before: 299.5 hours

After: 562.2 hours

Using the percent increase formula of (After – Before) / Before

Percent increase is 0.87712855 or 87.71%