MidAmerica Nazarene University- Nursing Statistics 3503

TABLE 9-8 Mean Birth Weight for Full-Term and Premature Infants Group Statistics Preterm Status Mean Standard Deviation Standard Error Mean Birth weight 6 3453.3333 435.41551 177.75764 - O 1225.0000 357.07142 178.53571FIGURE 9-7 t-Test for Equality of Mean Birth Weight in Full-Term and Premature Infants. Independent Samples Test Levene's Test for Equality of t-Test for Equality of Means Variances 95% Confidence Interval of the Difference Standard Significance Mean Error F Significance t df (two-tailed) Difference Difference Lower Upper Equal variances 0.767 0.407 8.465 8 0.000 2228.33333 253.23640 1621.30910 2835.35756 Birth assumed weight Equal variances not 7.484 0.000 2228.33333 251.93804 1640.30927 2816.35740 assumed