STAT231 Study Guide - Quiz Guide: Videotelephony, Statistical Model, Random Variable
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Statistics 231 test 2 - 10th july, 2008. The questions in this test refer to the following investigation. In quiz 1 an experiment was described which evaluated using video conferencing equipment in. The variates used are shown in the following table. Student id mark 1 (%) mark 2 (%) A statistical model was used in the analysis. The mark of unit i in the stat 230 is xi, and the corresponding mark 1 is represented by the random variable yi. The model used was (1) where r g(0, ) and i = 1, . Furthermore, the number of students who downloaded the lecture is modelled by. 1. (a) [3 marks] write down the log-likelihood function for all parameters in model (1) ( , , ) = 200 log( ) 200x i=1 (yi xi)2. [1 for rst term, 1 for sum including limits and 1 for quadratic part of sum.
