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admin posted an update 1 month, 1 week ago

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admin posted an update 1 month, 2 weeks ago

admin posted an update 1 month, 2 weeks ago

admin wrote a new post, How to set a working directory in R 1 month, 4 weeks ago
In R, you can set a working directory in this way (I use C:/temp as an example).
setwd("C:/temp")
You need to be careful about the slash. Microsoft Windows uses backward slashes, "", to indicate the […]

admin wrote a new post, percentile quantile quartile 2 months ago

admin wrote a new post, How to implement an algorithm using R 2 months ago
This is an example for calculating Body Mass Index using height and weight.
The first line sets the working directory in which the CSV file is located.
setwd("C:/Users/123/Documents/R")
temp – […]

admin wrote a new post, RCTs and QEDs 2 months, 1 week ago
The last two digits of Social Security Number are random numbers.

admin wrote a new post, Online Universities 2 months, 1 week ago
Coursera https://www.coursera.org

admin wrote a new post, Cronbach Coefficient Alpha 3 months ago
SAS's proc cor procedure produces two types of cronbach coefficient alpha: raw value and standardized value.
proc corr alpha data=dataname_here;
var item1 item2 item3 item4 item5 item6 item7;
run;The […]

admin posted an update 3 months, 1 week ago

admin wrote a new post, Parent Survey 3 months, 2 weeks ago

admin wrote a new post, how to make Ramen broth 3 months, 4 weeks ago

admin wrote a new post, How to make ramen noodle NOODLE 3 months, 4 weeks ago
How to make the noodle part of Japanese ramen.

admin wrote a new post, Random effects vs. Fixed Effects 4 months ago
Random effects:
Effects in this context refer to group outcome averages estimed by a regression model. In a regular regression models (OLS, Logistic Regression model), these are often estimated as […]

admin wrote a new post, When to use HLM (Hierarchical Linear Modeling) 4 months ago
Not common: If your data is a census data (everyone is in the dataset, like US Census), you do not need to use HLM. You do not even need statistical testing because every estimate you get is a true estimate. […]
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