- Probability tree & 2×2 table — AND/OR & complement | CalcBE
Probability tree & 2×2 table tool for AND/OR/NOT and complements. Highlights matching paths/cells and explains products, sums, and 1−P with steps. Copy a shareable URL, SVG, or LaTeX.
- Histogram & cumulative frequency from grouped data | CalcBE
Enter grouped or raw data to build a derived frequency table, histogram (frequency or frequency density), and cumulative frequency ogive. Detect unequal widths, highlight modal/median classes, copy a shareable URL, an…
- Kalkulator Vektor — dot/cross, proyeksi, sudut, luas, triple (dengan langkah) | CalcBE
Hitung norma, dot, cross (2D/3D), proyeksi, sudut, luas jajar genjang/segitiga, triple product dengan log langkah. Diagram 2D, URL berbagi, ekspor LaTeX dan CSV.
- Kalkulator teorema Pythagoras – diagram & model luas | CalcBE
Selesaikan dan visualisasikan a²+b²=c² dengan diagram segitiga siku-siku dan model luas. Cari sisi mana pun, cek segitiga, atau jarak dua titik—radikal eksak, langkah, URL, LaTeX, dan SVG.
- Lottery odds calculator – tiers & expected value | CalcBE
Compute lottery odds for lotto-style games (main + bonus) and 2-pool games. Instantly see tier-by-tier probabilities, total win odds, odds inverse (1 in X), multi-ticket “at least one win”, target-ticket counts (50/90…
- Poker odds calculator - hands, outs, Hold'em odds | CalcBE
Calculate poker hand probabilities, outs hit chances for turn/river, and Texas Hold'em hand distributions. Includes exact enumeration when fast, Monte Carlo simulation with fixed seeds, shareable URLs, and CSV exports.