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标题: T-table Z-table [打印本页]

作者: towardsutopia21    时间: 2011-7-11 19:45     标题: T-table Z-table

For the Quantitative Methods portion of the exam I know there were times when studying where we were asked to look up numbers off the T-table or Z-table. Do you know if the exam will be similar? Or will the necessary values be provided to us?
作者: kd26gioi    时间: 2011-7-11 19:45

Good question. Didn't see anything that needed the tables on the mock. Didn't see the tables either. I guess if you do need them, they will be provided.
作者: evolsteevol    时间: 2011-7-11 19:45

This is a relief. However I find it interesting that some of the test-prep material emphasize we learn how to look up t-stats and z-scores (a topic that took me a while to fully grasp) yet we won't need to look them up on the exam.

A bit misleading if you ask me.
作者: marsilni    时间: 2011-7-11 19:45

Some questions they'll give you the look-up values, but on others they might just give you mini-tables (i.e. 3 rows, 3 columns). You'll need to know whether to use n or n-1, etc. and what confidence level.
作者: lc26mizzou    时间: 2011-7-11 19:45

do we need to memorize critical values for the various test statistics and confidence intervals?
作者: rkapoor    时间: 2011-7-11 19:46

i would know 1.65 1.96 2.58 for 90%, 95% and 99% and know that the t stat will be a bit a bit wider than those.

i remember it by counting 5, 6, 8 - the last 3 #s and fill in the rest through memorization/repetition.
作者: ishfaque    时间: 2011-7-11 19:46

Does anyone know for sure if we need to memorize critical values? One of the questions on the Elan mock required we know the 90% Z value but I'm pretty sure no tables will be provided.




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