# Statistic formulas - STATISTICS FORMULAS DESCRIPTIVE...

• Essay
• 3
• 100% (3) 3 out of 3 people found this document helpful

This preview shows page 1 - 3 out of 3 pages.

The preview shows page 1 - 3 out of 3 pages.
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.

Upload your study docs or become a

Course Hero member to access this document

End of preview. Want to read all 3 pages?

Upload your study docs or become a

Course Hero member to access this document

Term
Spring
Professor
N/A