Pembahasan mengenai penggunaan dasar R yang mencakup pembuatan data frame dan perhitungan rata-rata nilai mahasiswa, pembentukan barisan numerik dengan pola tertentu, pembuatan vektor menggunakan seq() dan rep(), simulasi percobaan acak dengan sample(), serta pengolahan data penjualan sederhana beserta ringkasan statistiknya.

Week 6 analysis examining relationships between original and derived variables. Calculates correlation coefficients, builds confidence intervals for population inference, and interprets statistical relationships in practical real estate contexts.

2026.02.24 test

Week 5 analysis examining unclear data encodings, missing value ambiguities, and data quality problems. Investigates what happens when documentation is incomplete and demonstrates methods for detecting inconsistencies and defining outliers.

The research question was to find out the difference in study hours between group that worked part time and group that did not work part time. There was no significant difference.