Publications by Jodi Jhouranda Siregar
Pes ST
Code Show All Code Hide All Code PES Content Error PES Content Error Introduction Data & Function B3R10 : Jumlah Bidang (Numeric) B3R323 : Jenis irigasi (Kategoric) B3R11 : Luas bidang B3R11a : Lahan untuk usaha pertanian B3R321 : Lahan lainnya B3R8 : Kepemilikan lahan Jodi Jhouranda 2024-01-17 Introduct...
7049 sym 3 img 21 tbl
Responsi 6
Soal 1 Untuk membuat tabung TV dicobakan empat macam tipe pelapisan. Peubah respon yang dukur adalah konduktifitas lapisan. ## value treat ## 1 143 v1 ## 2 141 v1 ## 3 150 v1 ## 4 146 v1 ## 5 152 v2 ## 6 149 v2 ## 7 137 v2 ## 8 143 v2 ## 9 134 v3 ## 10 136 v3 ## 11 132 ...
1461 sym R (3993 sym/9 pcs)
Simulasi CLT
Simulasi CLT untuk Populasi Berdistribusi Normal. library yang diperlukan untuk melakukan simulasi ini library(dplyr) library(ggplot2) library(gganimate) library(ggpubr) library(gridExtra) library(reshape2) Kasus 1 dilakukan simulasi pembentukan density plot dari sample mean untuk populasi normal dengan berbagai n (jumlah sampel). Untuk itu,...
1428 sym R (3160 sym/6 pcs) 4 img
Sampling distribution
Soal Seberan Percontohan Nomor 1 Jawaban : pnorm(665,500,100) - pnorm(500,500,100) = 0.4505285 pnorm(665,500,100,lower.tail = F) = 0.04947147 pnorm(665,500,100) - pnorm(304,500,100) = 0.9255306 k = 500-qnorm (.2,500,100) = 84.16212 Nomor 2 Jawaban : Pada German study telah diketahui bahwa responden menderita kanker mata, lalu diperiksa pada ...
2099 sym 6 img
selang kepercayaan
Jawaban : ci_norm = function(rata , sigma, n , type = "z"){ if(type == "z"){ ci_upper = rata+(1.96*sigma/sqrt(n)) ci_lower = rata-(1.96*sigma/sqrt(n)) }else{ ci_upper = rata+(qt(0.975,n-1)*sigma/sqrt(n)) ci_lower = rata-(qt(0.975,n-1)*sigma/sqrt(n)) } res = cbind(ci_lower,ci_upper) res } ci_norm(1200000,60000...
425 sym R (2713 sym/18 pcs) 8 img
Factorial Design
library(dplyr) library(rio) library(reshape2) library(sjPlot) library(ggplot2) dataset = import("C:/Users/jwst2.DESKTOP-66MSEOO/Desktop/dataset.csv") data_melt = dataset %>% melt(id = 1:2) data_melt$zeng = as.factor(data_melt$zeng) data_melt$blok = as.factor(data_melt$blok) data_melt$variable = as.factor(data_melt$variable) ...
350 sym R (1319 sym/5 pcs) 1 img
Data Science : DB & Spatial
Database with R and Spatial Data Database with R and Spatial Data Database Connection with R Retrieving Tables Left Join Right Join inner Join Full Join Semi Join Anti Join Spatial Data Jodi Jhouranda Siregar 2021-02-26 Library yang digunakan pada percobaan ini : library(kableExtra) library(RSQLite) library(dplyr) library(sf) library(gg...
2104 sym R (2407 sym/22 pcs) 1 img 14 tbl
Statistical Analysis : Parameter Estimation and Hypothesis Testing
Statistical Analysis : Parameter Estimation and Hypothesis Testing Statistical Analysis : Parameter Estimation and Hypothesis Testing A retrospective study Humberger Meat : Normal Distribution Whitefly : Binomial -> Normal Distribution Hypothesis Testing : mean Comparing book prices Jodi Jhouranda Siregar 2021-02-23 A retrospective study A...
1772 sym R (1831 sym/13 pcs) 4 tbl
DOE Optimal Design
Optimal Design Optimal Design Optimal Design with determinant D-optimal Design Jodi Jhouranda Siregar 2021-02-18 Optimal Design with determinant Model pertama \[ y = \beta_0 + \beta_1 x + \epsilon \] vect_a = c(0, 0, 0, 1, 1, 1) vect_b = c(-1, -1, -1, 1, 1, 1) vect_c = c(-1, -1 , 0 ,0, 1, 1) mat_a = cbind(1,vect_a) mat_b = cbind(1,ve...
1310 sym R (723 sym/2 pcs) 10 img 2 tbl
Data Science : Tidyverse
Pengenalan Tidyverse Pengenalan Tidyverse Package Dataset Data Wrangling Jodi Jhouranda Siregar 2021-02-17 Package Pakcage yang akan digunakan : library(dplyr) library(knitr) library(kableExtra) Dataset Dataset yang digunakan untuk praktikum data wrangling adalah mtcars The data was extracted from the 1974 Motor Trend US magazine, and c...
2416 sym R (1499 sym/8 pcs) 8 tbl