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Introdução ao Geomarketing
O objetivo deste tutorial é apresentar um fluxo básico e inicial de análise espacial aplicado ao geomarketing, utilizando dados censitários e dados do OpenStreetMap. Este documento foi elaborado inicialmente como material de apoio para uma disciplina de graduação e segue, em grande medida, o encadeamento das aulas.
Central Limit Theorem
Exponential Distribution and the Central Limit Theorem
ToothGrowth: The Effect of Vitamin C on Tooth Growth in Guinea Pigs
Statistical analysis of the ToothGrowth dataset from the datasets library
Analisis Multivariat - Regresi Logistik Ordinal
Analisis regresi logistik ordinal pada data kepuasan karyawan menggunakan metode cumulative logit dengan pendekatan proportional odds model. Penelitian ini bertujuan untuk mengetahui hubungan antara beberapa faktor yang diteliti dengan tingkat kepuasan karyawan yang dikategorikan menjadi rendah, sedang, dan tinggi. Analisis dilakukan menggunakan software R dengan tahapan uji independensi (Chi-Square), uji simultan, uji parsial, pembentukan model logit, uji multikolinearitas, serta evaluasi ketepatan klasifikasi model. Hasil menunjukkan bahwa average_monthly_hours, time_spend_company, promotion_last_5years, dan salary memiliki pengaruh signifikan terhadap tingkat kepuasan karyawan.
Hermann's Tortoises in Golem Grab Final Project
Data from TidyTuesday on Hermann's Tortoises in Golem Grab. The data were used to compare what is driving skewed sex ratios in these tortoises. Variables such as season, sex, and location were used.
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R code for CEFR standard setting project comparison between environments