summation notation

(noun)

a notation, given by the Greek letter sigma, that denotes the operation of adding a sequence of numbers

Related Terms

  • ellipsis

Examples of summation notation in the following topics:

  • Summation Notation

    • Use summation notation to express the sum of a subset of numbers
    • Fortunately there is a convenient notation for expressing summation.
    • This section covers the basics of this summation notation.
    • The Greek letter Σ indicates summation.
    • When all the scores of a variable (such as X) are to be summed, it is often convenient to use the following abbreviated notation:
  • Summation Notation

    • In statistical formulas that involve summing numbers, the Greek letter sigma is used as the summation notation.
    • Fortunately there is a convenient notation for expressing summation.
    • This section covers the basics of this summation notation.
    • This can be achieved by using the summation notation "$\Sigma$ " Using this sigma notation, the above summation is written as:
    • Discuss the summation notation and identify statistical situations in which it may be useful or even essential.
  • Notation

    • The notation for the F distribution is F∼Fdf(num),df(denom) where df(num) = dfbetween and df(denom) = dfwithin
  • Notation

  • Random Variable Notation

  • Notation for the Hypergeometric: H = Hypergeometric Probability Distribution Function X ~ H (r,b,n)

  • Notation for Poisson: P = Poisson Probability Distribution Function X ~ P(u)

  • The Scope of the Normal Approximation

    • A distribution being "smoothed out" by summation, showing original density of distribution and three subsequent summations
  • Notation for the Geometric: G = Geometric Probability Distribution Function X ~ G(p)

  • Factorial Experiments: Two Factors

    • This table shows the notation used for a 2x2 factorial experiment.
    • Outline the design of a factorial experiment, the corresponding notations, and the resulting analysis.
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