Between 2008 and 2018 more than 420,000 runners have completed the Chicago Marathon. The attached data file contains a sample of 500 runners selected from this time period. Based on this data answer the following questions: Chicago Samplexlsx o I What is the sample proportion of runners that are women? [56'6\"] 1D I What is the upper level of a 95% confidence interval on the proportion of women runners? [se'eCt] 1D I What is the sample average for running time in minutes (rtime) for all runners in 2018? [56'6\"] o I What is the upper limit of a 95% confidence interval for (rtime) for 2018 runners? [59'9\"]