Built-in Function
Basic · Difficulty 1/5 · 100 XP
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Data Import ও Export
Intermediate · Difficulty 2/5 · 130 XP
Object-Oriented R: S3, S4 ও R6
Advanced · Difficulty 4/5 · 240 XP
Vector: R-এর মূল শক্তি
Basic · Difficulty 1/5 · 120 XP
Error ও Condition Handling
Advanced · Difficulty 4/5 · 210 XP
Base R Graphics
Intermediate · Difficulty 2/5 · 170 XP
dplyr ও Tidy Data Workflow
Advanced · Difficulty 3/5 · 190 XP
Apply Family ও Functional Iteration
Intermediate · Difficulty 3/5 · 170 XP
Loop দিয়ে পুনরাবৃত্তি
Basic · Difficulty 2/5 · 120 XP
Operator দিয়ে হিসাব ও তুলনা
Basic · Difficulty 1/5 · 90 XP
নিজের Function লিখুন
Basic · Difficulty 2/5 · 150 XP
Statistical Analysis ও Interpretation
Advanced · Difficulty 3/5 · 220 XP