Critical analysis papers are quite common in academia. It often gets misunderstood as being in the same league as analysis papers. But an analytical paper and a critical analysis paper are completely different in nature and methods. An analysis paper usually analyzes the topic or object in question from a neutral point of view. But a critical analysis paper analyzes a previously done work through a critical perspective. It is necessary that you find out how to critically analyze a research paper, before attempting it, as it is totally different from other types of research papers.