Factor Analysis Tips: Unexpected Things I Learned at SAS Global Forum

Are you still re-ordering your factor pattern by sorting columns in Excel? Well, do I have a tip or two for you. The cool thing about some large conferences is that even the things you

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Are you still re-ordering your factor pattern by sorting columns in Excel? Well, do I have a tip or two for you. The cool thing about some large conferences is that even the things you

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Factor analysis of parcels: part 1

Where we left off, I had created some parcels and was going to do a factor analysis later. Now, it’s later. If you’ll recall, I had not find any items that correlated significantly with the

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Where we left off, I had created some parcels and was going to do a factor analysis later. Now, it’s later. If you’ll recall, I had not find any items that correlated significantly with the

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Parceling Items in Factor Analysis

First of all, what are parcels? Not the little packages your grandma left on the table in the hall when she came back from shopping. Well, not only that. In factor analysis, parcels are simply

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First of all, what are parcels? Not the little packages your grandma left on the table in the hall when she came back from shopping. Well, not only that. In factor analysis, parcels are simply

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Minimum Sample Size in Factor Analysis & Other Small Sample Thoughts

Someone handed me a data set on acculturation that they had collected from a small sample size of 25 people. There was a good reason that the sample was small – think African-American presidents of

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Someone handed me a data set on acculturation that they had collected from a small sample size of 25 people. There was a good reason that the sample was small – think African-American presidents of

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What’s all that factor analysis crap mean anyway? Part 1 of Several

My doctoral advisor, the late, great Dr. Eyman, used to  tell me that my psychometric theory lectures were, A light treatment of a very serious subject. Hmph. Well, with all due respect to a truly

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My doctoral advisor, the late, great Dr. Eyman, used to  tell me that my psychometric theory lectures were, A light treatment of a very serious subject. Hmph. Well, with all due respect to a truly

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Mama AnnMaria’s Point-y Click-y Guide to Factor Analysis

So, yesterday, if you were paying attention, we figured out WHY to do a factor analysis today’s post is about how. I’m using SAS Enterprise Guide because I had it open on my computer. Here

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So, yesterday, if you were paying attention, we figured out WHY to do a factor analysis today’s post is about how. I’m using SAS Enterprise Guide because I had it open on my computer. Here

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Factor analysis is your friend: Quit whining and learn it

Too often, when I look at the surveys some people design, I have the same thought as when I see my granddaughter with a lollipop bigger than her head – Just what exactly do you

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Too often, when I look at the surveys some people design, I have the same thought as when I see my granddaughter with a lollipop bigger than her head – Just what exactly do you

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A quick introduction to interpretation of Exploratory Factor Analysis: Mplus Example

Last week I wrote a bit about how to get an exploratory factor analysis using Mplus. The question now, is what does that output MEAN ? First, you just get some information on the programming

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Last week I wrote a bit about how to get an exploratory factor analysis using Mplus. The question now, is what does that output MEAN ? First, you just get some information on the programming

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Exploratory Factor Analysis with Mplus

Previously, I discussed how to do a confirmatory factor analysis with Mplus. What if you aren’t sure what variables should load on what factor? Then you are doing an exploratory factor analysis. Really, you should

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Previously, I discussed how to do a confirmatory factor analysis with Mplus. What if you aren’t sure what variables should load on what factor? Then you are doing an exploratory factor analysis. Really, you should

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Interpreting Confirmatory Factor Analysis Output from Mplus

Being able to find SPSS in the start menu does not qualify you to run a multi-nomial logistic regression. This is the kind of comment statisticians find funny that leaves other people scratching their heads.

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Being able to find SPSS in the start menu does not qualify you to run a multi-nomial logistic regression. This is the kind of comment statisticians find funny that leaves other people scratching their heads.

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