Statistic formulas - STATISTICS FORMULAS DESCRIPTIVE...

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Reference:Moore DS, McCabe GP & Craig BA.Introduction to the Basic Practice of Statistics.New York:W.H. Freeman & Co, 5thedition.STATISTICS FORMULASDESCRIPTIVE STATISTICS:MEAN:VARIANCE:STANDARD DEVIATION:STANDARD ERROR:Z-SCORE:REGRESSION LINES:For a data set, where () are the centroids (means)of the data set,andis the correlation coefficient:LEAST-SQUARES REGRESSION LINE:+RESIDUALS:SSMSSESST = SSM+SSECOEFFICIENT OF DETERMINATION:r2=CORRELATION COEFFICIENT:r =SLOPE:INTERCEPT:VARIANCE:ST DEV:STANDARD ERROR b1:SEb1=STANDARD ERROR bo: SEb0=CONFIDENCE LEVEL FOR THE INTERCEPT:t*SEb0CONFIDENCE LEVEL FOR THE SLOPE::t*SEb1PREDICTION INTERVAL:HYPOTHESIS TESTINGMEANS:STANDARD ERROR:MARGIN OF ERROR:m =or m =CONFIDENCE INTERVAL:C.I. =SAMPLE SIZE FOR A GIVEN m:ONE SAMPLEZ-TEST:T-TEST:TWO SAMPLE Z-TEST:TWO SAMPLE T-TEST:PROPORTION:, where X= number of successesSTANDARD ERROR:MARGIN OF ERROR:m =Z-TEST, ONE-SAMPLE PROPORTION:STD ERR, 2-SAMP PROP:MARGIN OF ERR, 2-SAMP PROP:m =PLUS FOUR PROPORTIONS:EST DIFF BTWN PROPS:STD DEV:POOLED PROPORTION:POOLED STD ERR:TWO SAMPLE Z-SCORE:
Reference:Moore DS, McCabe GP & Craig BA.Introduction to the Basic Practice of Statistics.Ne w York:W.H. Freeman & Co, 5thedition.

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