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Author Archives: canoemoore
Exploring dimensions of process quality measured by the Early Childhood Environment Rating Scale: Differential item functioning analysis
The Early Childhood Environment Rating Scale (Revised; ECERS-R) was designed to measure process quality in child care centers, but the data set that I have been analyzing contains ratings of center classrooms and family child care (FCC) homes. A sizable … Continue reading
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Exploring dimensions of process quality measured by the Early Childhood Environment Rating Scale: Confirmatory model comparison
I followed up the exploratory factor analysis (EFA) of the Early Childhood Environment Rating Scale (ECERS-R) with a confirmatory model comparison of the six-, two-, and one-factor solutions. The six-factor specification adhered to the original subscales in the ECERS-R instrument … Continue reading
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Exploring dimensions of process quality measured by the Early Childhood Environment Rating Scale
The Early Childhood Environment Rating Scale, revised edition (ECERS-R; Harms, Clifford, & Cryer, 1998), is an instrument used widely to observe and rate levels of process quality in child care centers. The authors have divided the instrument into six subscales … Continue reading
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Kettle River ski trip
Here are some pictures from a ski trip that Amy and I took to Banning State Park. It was our first trip to Banning. We stopped there on our way to the Wilco show in Duluth. We met several friendly … Continue reading
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Multilevel Rasch: Estimation with R
My last post described how test development designs could be thought of as multistage sampling designs and how multilevel Rasch could be used to estimate parameters under that assumption. I decided to use to compare estimates from the usual Rasch … Continue reading
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