Analysis of Age Difference Between the Birth Weight
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Added on 2020-01-23
Analysis of Age Difference Between the Birth Weight
Added on 2020-01-23
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DATA ANALYSIS
Table of ContentsPART 1........................................................................................................................................................................................................3Analysis of the age difference between the birth weight of year 2004 and 2015....................................................................................31. Two-sample t test.................................................................................................................................................................................4(A)............................................................................................................................................................................................................4(B)............................................................................................................................................................................................................52 Regression equation by forward stepwise model.................................................................................................................................6(A) Regression coefficient.......................................................................................................................................................................8(B) Correlation matrix.............................................................................................................................................................................9(C) Impact of regression coefficient with the introduction of height....................................................................................................10(D)..........................................................................................................................................................................................................10(E) Overall model adequacy..................................................................................................................................................................11(F) Expected weight...............................................................................................................................................................................113. Computing the difference in the average birth weight of babies of indigenous and non-indigenous mothers.................................11REFERENCES..........................................................................................................................................................................................14
PART 1Analysis of the age difference between the birth weight of year 2004 and 2015H0: There is no significant difference between average birth weight in 2004 and 2015. H1: There is no significant difference between average birth weight in 2004 and 2015. Alpha (α): 0.05One-Sample StatisticsNMeanStd. DeviationStd. Error MeanBirthweight10003540.392000542.647722617.1600277One-Sample TestTest Value = 3500tdfSig. (2-tailed)Mean Difference95% Confidence Interval of theDifferenceLowerUpperBirthweight2.354999.01940.39200006.71816674.065834
1. Two-sample t test(A) H0: Average birth-weight of a baby of a mother who smokes is equal to or not less than the average birth-weight of a baby of a motherwho smokes. H1: Average birth-weight of a baby of a mother who smokes is less than the average birth-weight of a baby of a mother who smokes.Alpha (α): 0.05Group StatisticsSmokeNMeanStd. DeviationStd. Error MeanBirthweightyes3903373.446154528.852646626.7794947No6103647.127869524.530381921.2376144Independent Samples TestLevene's Test forEquality ofVariancest-test for Equality of MeansFSig.tdfSig. (2-tailed)MeanDifferenceStd. ErrorDifference95% Confidence Intervalof the DifferenceLowerUpperBirthweightEqual variances assumed.950.330-8.022998.000-273.681715034.1169014-340.6308065-206.7326236
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