tag:blogger.com,1999:blog-6894866515532737257.post6569011673979471280..comments2024-03-27T01:01:09.785-07:00Comments on Probably Overthinking It: Yet another reason SAT scores are non-predictiveAllen Downeyhttp://www.blogger.com/profile/01633071333405221858noreply@blogger.comBlogger3125tag:blogger.com,1999:blog-6894866515532737257.post-55413181647624847102013-08-08T14:50:14.622-07:002013-08-08T14:50:14.622-07:00Thanks Dr. Downey. I look forward to doing more re...Thanks Dr. Downey. I look forward to doing more reading.Jeradhttps://www.blogger.com/profile/12129234441279989358noreply@blogger.comtag:blogger.com,1999:blog-6894866515532737257.post-79727924017406146162013-08-08T13:30:32.341-07:002013-08-08T13:30:32.341-07:00Thanks for your kind words.
The model I present h...Thanks for your kind words.<br /><br />The model I present here is simple. It assumes that each test taker has some probability of answering each questions correctly.<br /><br />I present a more detailed model, based on item response theory, in this chapter of Think Bayes:<br /><br />http://www.greenteapress.com/thinkbayes/html/thinkbayes013.html#toc99<br /><br />The results from the detailed model are not very different, which suggests that the simple model is good enough.Allen Downeyhttps://www.blogger.com/profile/01633071333405221858noreply@blogger.comtag:blogger.com,1999:blog-6894866515532737257.post-88258326474809271362013-08-08T13:16:16.483-07:002013-08-08T13:16:16.483-07:00I would like to say that I think these articles ar...I would like to say that I think these articles are great and I plan on reading a lot of them in the upcoming weeks. I like how they provide nice real situations that explain lots of problems faced in statistics. <br /><br />I understand the distribution of the number of wrong responses is from a random distribution, but can we really state that the chance that someone has a question wrong is random?Jeradhttps://www.blogger.com/profile/12129234441279989358noreply@blogger.com