Alice informs us of ways in which we can reduce our tax obligations in any given year. Based on studies she cited, there were cases in which some tax filers were unaware of various deductions they were eligible to claim. In some cases, those deductions would have saved the tax filers hundreds or even thousands of dollars. Some of the common missed deductions, according to Alice Axia, were the mortgage deduction, the energy efficiency deduction, and the charitable donation deduction.

Is this paragraph a summary or an analysis?

Most likely a summary, especially with "according to Alice Axia" in the text. Without those words, it could be either one.