Tag Archives: education

School Lesson Plans on Healthy Living Help Reduce Waist Size in Some Students

Main Points:

Elementary school lesson plans focused on healthy eating and physical activity delivered by older children to younger students appear effective at reducing waist size and improving knowledge of healthy living behaviors, according to a study by Robert G. Santos, Ph.D., of the Healthy Child Manitoba Office and the University of Manitoba, Canada, and colleagues.

Published in:

JAMA Pediatrics

Study Further:

Schools can be a good place to promote healthy living behaviors in children, and peer mentoring is a strategy for changing behavior in children, according to the study background.

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Maybe new information of this day by SayPeople.com (MNIDSP) – MNIDSP/Part-1

Today, I have collected some information from the field of astronomy. Hopefully, you will like it.

Quasars can emit energy that is hundreds to thousands of times the entire energy output of our galaxy. (Source: Best picture of quasar 3C 273 by NASA – (MNIDSP/Part-1) SayPeople.com)


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Step-by-step tutorial for doing ANOVA test using Factorial Design in R software

R is an open source statistics program requiring knowledge of computer programming. It can be obtained from the following sources:

  • http://cran.r-project.org/bin/windows/base/ (Windows)
  • http://cran.r-project.org/bin/macosx/ (Mac)
  • http://cran.r-project.org/ (Linux)

Here, I have presented the step by step guide to do Analysis of Variance test, commonly called ANOVA, using Factorial Design in R software. Factorial design considers more than one factors and the test subjects are assigned to treatment levels of every factor combinations at random.

R software screenshot is shown below:

R screenshot

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