need b,c,d

Yoo may need to use the approoriate technology to answer this question. Due to population growth in the area, the new Literty High School has just opened in a local school district. The athietic director at Uberty ligh is planning the launch of the schools track and field team. The first team practice is scheduled for April 1. The activities, their insmediate predecessars, and the activity time estimates fin weeksy are litted in the foflowing table. (b) Develop an activity ichedule; (flound your antwert to two decimai places.) (c) What are the criticel activities? (Enter your answers as a comma-separated lut.) What is the expected project completion time (in weeks)? (Round your answer to two decimal places.) wreks (d) If the athletic director pians to start the project on January 1, calculate the probability the track and field team will be ready by the scheduled Aprit 1 date \{13. weeks) based solely on the critical path. (Round your answer to four decimal places.)