Statistical methods for chemists / W. J. Youden

Public ISBD Titre : Statistical methods for chemists Type de document : texte imprimé Auteurs : W. J. Youden, Auteur Editeur : New York : John Wiley & Sons Année de publication : 1951 Collection : Wiley publications in statistic Importance : x, 126 p. Langues : Anglais (eng) Catégories : Chimie théorique Note de contenu : "*Precision and accuracy: Interpretation of data;Small sets of data; Independence of measurements;Constants errors;Rounding off data * The measurement of precision: The average deviation; the standard deviation; normal law of error; Calculation of standard deviation; degrees of freedom; confidence limits; comparison of standard deviations * The comparison of averages: the t test; the F test * The resolution of errors: sampling and analytical errors; sampling in two stages *Statistics of the straight line: detection of constant errors; standard deviation of slope; Standard deviation of intercept; measuring the fit of the line; comparison of slopes * The analysis of variance: relation between t and F tests; use of variance to compare averages; precautions in using the analysis of variance * Interaction between factors: the concept of interaction; interpretation of data * Requirement for data: planning the experimental program; replication of measurments; arrangement of experimental material; random arrangements * Arrangements for improving precision: grouping measurements in blocks; latin square arrangements; incomplete block arrangements * Experiments with several factors: factorial experiments; confounding; systematic selection of expertimental trials. List of publications reffered to in the text. Appendixes ; Index" Cote : B-H038 (SdS) Num_Inv : 415 Statistical methods for chemists [texte imprimé] / W. J. Youden, Auteur . - New York : John Wiley & Sons, 1951 . - x, 126 p.. - (Wiley publications in statistic) . Langues : Anglais (eng) Catégories : Chimie théorique Note de contenu : "*Precision and accuracy: Interpretation of data;Small sets of data; Independence of measurements;Constants errors;Rounding off data * The measurement of precision: The average deviation; the standard deviation; normal law of error; Calculation of standard deviation; degrees of freedom; confidence limits; comparison of standard deviations * The comparison of averages: the t test; the F test * The resolution of errors: sampling and analytical errors; sampling in two stages *Statistics of the straight line: detection of constant errors; standard deviation of slope; Standard deviation of intercept; measuring the fit of the line; comparison of slopes * The analysis of variance: relation between t and F tests; use of variance to compare averages; precautions in using the analysis of variance * Interaction between factors: the concept of interaction; interpretation of data * Requirement for data: planning the experimental program; replication of measurments; arrangement of experimental material; random arrangements * Arrangements for improving precision: grouping measurements in blocks; latin square arrangements; incomplete block arrangements * Experiments with several factors: factorial experiments; confounding; systematic selection of expertimental trials. List of publications reffered to in the text. Appendixes ; Index" Cote : B-H038 (SdS) Num_Inv : 415

Exemplaires(1)

Code-barres	Cote	Support	Localisation	Section	Disponibilité
415	B-H038	Texte imprimé	Bibliothèque	Livre	Disponible

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