The Unified Parkinson's Disease Rating Scale (UPDRS): Status and recommendations. For a full list of contributors, see Appendix 1. Abstract. The Movement Disorder Society Task Force for Rating Scales for Parkinson's Disease prepared a critique of the Unified Parkinson's Disease Rating Scale (UPDRS).
However, we can tell you how much time other people spend in their preparation. Using data collected from nearly 8,000 GMAT test takers, we can see that 44% of the test takers spend at least 51 hours preparing, 65% start preparing at least 4 weeks in advance, and those who do better on the GMAT tend to spend more time preparing. Donât let the charts fool you.
With that said, knowing some industry averages can help serve as a useful benchmark as you begin thinking about how much time you should set aside for your GMAT study plan. On average, 65% of GMAT test-takers spend more than a month studying for the GMAT.