Spearman-Brown formula

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Spearman-Brown formula [¦spir·mən ′brau̇n ‚fȯr·myə·lə]

(statistics)

A formula to estimate the reliability of a testntimes as long as one for which reliability is known; the tests must be comparable in all aspects other than size.

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No references found			Stated another way, an empirical study, which demonstrates that repeated test administrations results in increased test validity, has the potential to meet the requirements of the courts, whereas a mathematical demonstration using the Spearman-Brown formula to show that reliability and potential validity should increase seems much less likely to be accepted by the courts. Using a repeated-measures approach to validating personality tests in ... by Bing, Mark N.; Davison, H. Kristl; Arvey, Richard D. / Journal of Managerial Issues			spavin Spavinaw State Park spawl spawn Spawning Spawning Ground spay spaying SPC SPD SPDL SPDT SPE speakeasy Speaker speaker identification speaker recognition speaker verification Speaker, Tris speaking rod speaking tube Spear Spearman's rank correlation coefficient Spearman's rho Spearman, Charles E Spearman-Brown formula spearmint spearmint oil Spears SPEC SPEC CFP92 SPEC CINT92 SPEC rate SPEC ratio spec sheet SPECbase_fp92 SPECbase_int92 SPECbaserate SPECfp92 special special ammunition supply point special assessment Special Astrophysical Observatory special atomic demolition munition Special Bibliography Special Branch special cargo special cause special character special conditions Special Conferences			spearing spearing spearing spearing spearing spearing Spearing the Dragon spearlike spearlike spearlike spearlike spearlike spearman Spearman coefficient of rank correlation Spearman correlation Spearman rank correlation Spearman rank correlation coefficient Spearman rank test Spearman Rank-Order Correlation Spearman rho metric Spearman's correlation Spearman's Law of Diminishing Returns Spearman's rank Spearman's rank correlation coefficient Spearman's rank correlation coefficient Spearman's rank correlation coefficient Spearman's rank-order coefficient Spearman's rho Spearman's rho Spearman, Charles E Spearman-Brown formula Spearmans rank correlation spearmen spearmint spearmint spearmint spearmint spearmint oil spearmint oil spearmint oil Spearmint Oil Administrative Committee spearnose bat Spearphish Spearphish Spearphish spearpoint SPEARR spears spears spears spears spears spears Spearwood Spearwood, Western Australia spearwort spearwort spearwort Spearworts Spearworts Spearworts

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