Test the hypothesis that there is no significant difference in systolic blood pressure before and after running the marathon. provide a short description of results from your data analysis.

Paired Samples Statistics Std. Error Mear N Std. Deviation Mean Pair 1 Systolic BP Before 120.03 300 5.373 310 running Marathon Systolic BP After running 129.96 300 6.782 392 Marathon Paired Samples Correlations Significance N Correlation One-Sided p Two-Sided p Pair 1 Systolic BP Before 300 -.035 272 543 running Marathon & Systolic BP After running Marathon Paired Samples Test Paired Differences Significance 95% Confidence Interval of the Std. Error Difference Mean Std. Deviation Mean Lower Upper df One-Sided p Two-Sided p Pair 1 Systolic BP Before -9.935 8.799 508 -10.935 -8.935 -19.556 299 <.001 running marathon systolic bp after paired samples effect sizes point confidence interval standardizera estimate lower upper pair before cohen d .984 hedges correction a. the denominator used in estimating sizes. uses sample standard deviation of mean difference. difference plus a factor>