Kalkulator Variasi

Variasi relatif iku variabel kang ukurané relatif marang standar deviasi.

Papisah nilai- nilai kanthi koma utawa ruang.
Variasi —
Variasi Relatif —
Standar deviation —
Rata-rata —
Jumlah —

Hasil dioptimalake nalika sampeyan ngetik.

Ngendi kalkulator iki

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Takon kang asring diajukake

Apa iku koefisien variasi dhuwur?

Ora ana cutoff universal, nanging CV ing ngisor 15% asring dianggep variability rendah (konsisten) lan ing ndhuwur 30% relatif dhuwur. Selalu judhul iku karo nilai tipikal kanggo lapangan sampeyan.

Nalikané koefisien variasi ora bisa digunakaké?

CV punika boten saged dipunpercaya nalika rata-ratanipun cedhak kaliyan nol, amargi dipunpisahaken kaliyan rata-rata ingkang alit saged ndamel CV punika boten saged dipunpercaya, lan boten saged dipunpercaya kanggé data ingkang gadhah nilai negatif utawi data ingkang boten gadhah titik nol ingkang leres, kados ta suhu ing Celsius.

Carané aku ngitung koefisien variasi?

Bagia standar deviasi déning rata-rata lan kakali déning 100 kanggo nyathet minangka persentase. Kanggo rata-rata 14 lan standar deviasi 3.16, CV iku 3.16 ÷ 14 × 100% ≈ 22.6%.

Mengapa nganggo CV tinimbang standar deviasi?

Standar deviation kasambung kaliyan unit lan skala data, saéngga sampeyan ora bisa ngbandingake spread saka rega ing dolar karo spread saka dhuwur ing sentimeter. Pembagian kanthi rata-rata mbusak unit, supaya sampeyan bisa ngbandingake konsistensi relatif ing antarane set data sing beda.

Apa koefisien variasi padha karo standar deviasi relatif?

Ya. Relative standard deviation (RSD) iku jeneng liya kanggo koefisien variasi kang diekspresikaké minangka persentase; loro istilah iki bisa ditukar.

Apa kula kedah ngginakaken sampel utawi standar deviasi populasi?

Nggunakaké pilihan sampel nalika angka sampeyan subset saka grup sing luwih gedhé, lan pilihan populasi nalika iku kabeh grup. Pilihan iki bakal ngganti standar deviasi lan CV, utamané kanggo set data cilik.

Kalkulator

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API — gunakake kalkulator iki saka kode

Panggenan kalkulator iki minangka titik pungkasan JSON gratis - ora ana kunci sing dibutuhaké. Kirimi nilai medan ing ngisor iki minangka parameter pitakonan utawa JSON. Waca dokumen API lengkap →

Titik pungkasan

GET https://calculator.free/api/v1/coefficient-of-variation/

curl

curl "https://calculator.free/api/v1/coefficient-of-variation/?numbers=10, 12, 14, 16, 18&type=sample"

JavaScript fetch()

const r = await fetch(
  "https://calculator.free/api/v1/coefficient-of-variation/?" + new URLSearchParams({
    "numbers": "10, 12, 14, 16, 18",
    "type": "sample"
  }));
const data = await r.json();
console.log(data.results);

Kajaba iku, ana uga sing ora bisa gawé gawéan, kaya ta dokter, insinyur, lan liya-liyané.