test the hypothesis that there is no significant difference between Rh Positives and Rh Negatives in terms of knowing when to retain and when to reject null. provide a short description of results from your data analysis.

Group Statistics Sid Error Bloodgroup2 Mean Bid. Deviation Mean Reject or Retain Null 1 00 1.43 200 Independent Samples Test Levine's Test for Equality of Variances Most for Equality of Means 85% Conidence Intencel of the Significance $18. Emer F Big One-Sided p Two-BKHip Difference Low Upper Rojactor Retain Null Equal variant 032 1558 - 070 .120 307 Equal variances not . 570 150 120 - 070 .124 - 314 174 Independent Samples Effect Sizes Pairs 95% Confidence Interval Lowin Upper Reject or Retain Null Cohan's d 945 .075 175 Hodges' correction Glass's della ..071 ..321 179 a. The denominator used in estimating the sfact sbys. Cahan's d uses the pooled standard drelation Hadpis" comection uses the pooled standard deviation, plus a correction faction Class's delta uses the sample vangard deviation ofthe control group