normal distribution
/ˌnɔɹməl ˌdɪstɹəˈbjuʃən/
Word Rarity
Uncommon
Frequency: Zipf frequency 4.49 in modern English
23
Scrabble Score
18
Letters
5
Syllables
12
Unique Chars
Meaning
noun
Any of a family of continuous probability distributions such that the probability density function is the Gaussian function
Example Sentences
- "φ_(μ,σ²)(x)=1/(σ√),e²)/(2σ²))=1/σφ((x-μ)/σ), x∈ℝ."
- "It begins with the normal distribution, which is the limiting form of the sample sum over an arbitrary population."
- "The normal distribution is the backbone of traditional statistics. We learn very early in our statistics training that the distribution of sample means, regardless of the shape of the parent distribution, approaches a normal distribution as the sample size increases."
- "The development of the general theories of the normal distributions began with the work of de Moivre (1733, 1738) in his studies of approximations to certain binomial distributions for large positive integer n > 0."
Regional Pronunciation
- American English: /ˌnɔɹməl ˌdɪstɹəˈbjuʃən/