• In statistics, a standard normal table, also called the unit normal table or Z table, is a mathematical table for the values of Φ, the cumulative distribution...
    26 KB (1,283 words) - 17:39, 19 March 2025
  • Thumbnail for Normal distribution
    uncorrelated does not imply independent Ratio normal distribution Reciprocal normal distribution Standard normal table Stein's lemma Sub-Gaussian distribution...
    148 KB (22,625 words) - 14:53, 1 May 2025
  • A standard normal deviate is a normally distributed deviate. It is a realization of a standard normal random variable, defined as a random variable with...
    2 KB (321 words) - 20:13, 13 February 2025
  • Thumbnail for Mathematical table
    cumulative distribution function of the normal distribution – so-called standard normal tables – remains commonplace today, especially in schools, although the...
    13 KB (1,465 words) - 06:03, 17 April 2025
  • The project began in 2001, originally named the "Table of Standard Chinese Characters". This table integrates the First Batch of Simplified Characters...
    24 KB (544 words) - 21:56, 14 March 2025
  • vary significantly with temperature and pressure): standard cubic meters per second (Sm3/s), and normal cubic meters per second (Nm3/s). Many technical publications...
    31 KB (2,722 words) - 13:50, 22 December 2024
  • Thumbnail for Cumulative distribution function
    standard deviation. A table of the CDF of the standard normal distribution is often used in statistical applications, where it is named the standard normal...
    26 KB (3,993 words) - 17:49, 18 April 2025
  • anomalies. Standard SQL does not support creating or using table-valued columns, which means most relational databases will be in first normal form by necessity...
    19 KB (2,539 words) - 06:03, 1 May 2025
  • Thumbnail for Student's t-distribution
    t_{\nu }} is a continuous probability distribution that generalizes the standard normal distribution. Like the latter, it is symmetric around zero and bell-shaped...
    55 KB (6,423 words) - 01:51, 28 March 2025
  • management. A database relation (e.g. a database table) is said to meet third normal form standards if all the attributes (e.g. database columns) are...
    14 KB (1,822 words) - 16:41, 7 March 2025
  • Thumbnail for Periodic table
    of the periodic table. v t e Periodic table Primordial  From decay  Synthetic Border shows natural occurrence of the element Standard atomic weight Ar...
    251 KB (27,136 words) - 13:25, 25 April 2025
  • Thumbnail for Standard deviation
    with parameters μ and σ2 for the underlying normal distribution, the standard deviation of the log-normal variable is given by the expression ( e σ 2...
    59 KB (8,233 words) - 19:16, 23 April 2025
  • Thumbnail for Z-test
    Z-test (category Normal distribution)
    p_{0}=p_{1}=p_{2}} : When assuming the null is correct. Normal distribution Standard normal table Standard score Student's t-test COOLSerdash (https://stats...
    15 KB (2,303 words) - 23:33, 6 May 2025
  • there is usually a presumption that the value can be referred to a table of standard normal probabilities as a means of providing a significance test of some...
    2 KB (320 words) - 02:37, 9 February 2024
  • financial applications Standard deviation Standard error Standard normal deviate Standard normal table Standard probability space Standard score Standardized...
    87 KB (8,280 words) - 23:04, 12 March 2025
  • Boyce–Codd normal form (BCNF or 3.5NF) is a normal form used in database normalization. It is a slightly stricter version of the third normal form (3NF)...
    14 KB (1,682 words) - 03:13, 4 February 2025
  • Thumbnail for Chi-squared distribution
    Chi-squared distribution (category Normal distribution)
    distribution of a sum of the squares of k {\displaystyle k} independent standard normal random variables. The chi-squared distribution χ k 2 {\displaystyle...
    45 KB (6,817 words) - 10:25, 19 March 2025
  • Thumbnail for A Million Random Digits with 100,000 Normal Deviates
    grouped in fives, and the lines are numbered 00000 through 19999. The standard normal deviates are another 200 pages (10 per line, lines 0000 through 9999)...
    6 KB (520 words) - 00:46, 20 August 2024
  • Reference range (redirect from Normal range)
    effect if the standard deviation (as compared to the mean) is relatively small, as it makes the log-normal distribution appear similar to a normal distribution...
    38 KB (5,294 words) - 18:36, 30 July 2024
  • Thumbnail for Q–Q plot
    Q–Q plot (redirect from Normal qq plot)
    sample to a theoretical distribution, such as the standard normal distribution N(0,1), as in a normal probability plot. As in the case when comparing two...
    21 KB (2,518 words) - 00:48, 20 March 2025
  • Thumbnail for Standard score
    z-statistic, normal score, standardized variable and pull in high energy physics. Computing a z-score requires knowledge of the mean and standard deviation...
    16 KB (1,936 words) - 06:54, 30 March 2025
  • Thumbnail for 97.5th percentile point
    97.5th percentile point (category Normal distribution)
    In probability and statistics, the 97.5th percentile point of the standard normal distribution is a number commonly used for statistical calculations...
    11 KB (1,047 words) - 03:37, 4 May 2025
  • Thumbnail for Log-normal distribution
    {\displaystyle {\mathcal {N}}(0,1)} standard normal distribution, then we have that the probability density function of the log-normal distribution is given by:...
    90 KB (12,551 words) - 04:27, 2 May 2025
  • Thumbnail for Chi-squared test
    Chi-squared test (category Statistical tests for contingency tables)
    categories of a contingency table. For contingency tables with smaller sample sizes, a Fisher's exact test is used instead. In the standard applications of this...
    22 KB (2,432 words) - 16:59, 17 March 2025
  • a parametric family of distributions other than the normal distribution, the population standard deviation will, if it exists, be a function of the parameters...
    19 KB (3,005 words) - 21:26, 15 April 2025
  • in the following table (not including the values that occur with the rhotic coda). Zhuyin represents vowels differently from normal romanisation schemes...
    85 KB (8,360 words) - 16:06, 21 December 2024
  • Thumbnail for Interquartile range
    ISBN 0-19-914391-9. Zwillinger, D., Kokoska, S. (2000) CRC Standard Probability and Statistics Tables and Formulae, CRC Press. ISBN 1-58488-059-7 page 18. Ross...
    10 KB (1,144 words) - 14:51, 27 February 2025
  • temporal databases. Sixth normal form is then based on this generalized join, as follows: A relvar R [table] is in sixth normal form (abbreviated 6NF) if...
    10 KB (924 words) - 18:01, 26 December 2024
  • Thumbnail for Central limit theorem
    distribution of a normalized version of the sample mean converges to a standard normal distribution. This holds even if the original variables themselves...
    67 KB (9,171 words) - 16:52, 28 April 2025
  • the normal distribution. To distinguish the two families, they are referred to below as "symmetric" and "asymmetric"; however, this is not a standard nomenclature...
    23 KB (2,767 words) - 09:48, 6 March 2025