MagicPlot Manual

Plotting and nonlinear fitting software

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interval_statistics

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interval_statistics [Thu Jul 11 23:05:14 2013]
Alexander
interval_statistics [Mon Feb 17 15:54:33 2014]
Alexander
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 ^  Property  ^  Formula  ^ ^  Property  ^  Formula  ^
 | //n// | The number of non-NaN (x,y) points  | | //n// | The number of non-NaN (x,y) points  |
 +| Y Sum | <m>s = sum{j}{}{y_j}</m> |
 | X Mean | <m>nu_1 = 1/s sum{j}{}{y_j x_j}</m>  | | X Mean | <m>nu_1 = 1/s sum{j}{}{y_j x_j}</m>  |
 | [[wp>Central moment|Central moments]] | <m>mu_k = 1/s sum{j}{}{y_j (x_j − nu_1)^k}, ~ k = 2...4</m> | | [[wp>Central moment|Central moments]] | <m>mu_k = 1/s sum{j}{}{y_j (x_j − nu_1)^k}, ~ k = 2...4</m> |
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 | Skewness | <m>gamma_1 = sqrt{n (n − 1)} / {n − 2} {mu_3} / {sigma^3}</m> | | Skewness | <m>gamma_1 = sqrt{n (n − 1)} / {n − 2} {mu_3} / {sigma^3}</m> |
 | Kurtosis | <m>gamma_2 = {n − 1} / {(n − 2)(n − 3)} ({(n + 1) {mu_4} / {sigma^4} − 3 (n − 1)})</m> | | Kurtosis | <m>gamma_2 = {n − 1} / {(n − 2)(n − 3)} ({(n + 1) {mu_4} / {sigma^4} − 3 (n − 1)})</m> |
-| Y Sum | <m>s = sum{j}{}{a_j}</m> | 
  
 ===== See Also ===== ===== See Also =====
interval_statistics.txt · Last modified: Thu Jan 14 17:19:58 2021 by Alexander