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stunting-analysis-r's Introduction

Nutrition Analysis of Stunting in Depok, Indonesia using R

Methods: Multivariate Adaptive Regression Splines (MARS)

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Analysis Purpose

Conference and Publication of Journal

Data Sources

Secondary Data from Public Health, University of Indonesia (UI)

Sample Size

132 samples (Minimal Data for MARS Methods: 100)

List of Variables

y = Status
x1 = Power
x2 = Carbohydrate
x3 = Protein
x4 = Fat
x5 = Vitamin A
x6 = Carotene
x7 = Iron
x8 = Calcium
x9 = Zinc
x10 = Vitamin D
x11 = Vitamin C

Descriptive Statistics
Min Max Median Mean
Power 256 6750 1037 1185.4
Carbohydrate 13 820.5 135.15 153.79
Protein 5.1 192.6 33.4 38.14
Fat 2 841.1 44.7 57.59
Vitamin A 94.9 9794 855 1231.7
Carotene 0 329 0 5.37
Iron 0 99.8 9.05 12.61
Calcium 14 5744.6 364.9 589
Zinc 0.6 31.7 4.65 5.559
Vitamin D 0 1000 4 29.35
Vitamin C 3 820 74.5 103.8
Step of Analysis
  1. Preprocessing Data (Manual)
  2. Reliable Testing
  3. MARS Modeling
  4. Linear Regression Modeling & Testing
  5. MARS Importance Variable
Final Output
Variable Importance of Nutrition
N subsets GCV SSE
Power 8 100 100
Zinc 7 47.6 49.3
Vitamin A 6 41 42.1
Fat 1 7.9 9.4
Dataset [! SOON]
  1. Original Dataset
  2. Linear Regression Dataset
Teams

Afifa Ayu Widhiyanthi
Bryan Alfason Sunjaya
I Gede Arya Krisnadi
Naufal Tansel


Code by afifadayu

stunting-analysis-r's People

Contributors

afifadayu avatar

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