1. Consider the table below to calculate: a) the overall cost variance at the end of May b) the overall schedule variance at the end of May c) the overall cost performance index at the end of May d) the overall schedule performance index at the end of May D E 0 H F Activity 2 Plan and staff project Jan 4,000 Feb 4,000 May Jun Jul Aug Sep Oct Nov Dec Plan Complete EV 8,000 100 8,000 Analyze requirements 4 Develop ERD 6000 6,000 4,000 4,000 12,000 100 12,000 8000 100 000 12 Train users 5 Design database tables Design forms, reports, and queries Construct working prototype Testlevaluate prototype Incorporate user feedback 10 Test system 11 Document system 13 Monthly Plan 6,000 4,000 10,000 100 10,000 8,000 4,000 12.000 50 6,000 10,000 10,000 2,000 6,000 8000 4,000 6,000 4,000 14.000 4000 4000 2000 10,000 3,000 1,000 4,000 4,000 4,000 14 BCWS or Cumulative Plan 13 Monthly Actual 16 ACWP or Cumulative Actual 17 Monthly Ev 4,000 10,000 10,000 10,000 4,000 14,000 24,000 34,000 4,000 11,000 11,000 12,000 4,000 15,000 26,000 38,000 4,000 10,000 10,000 10,000 12.000 16,000 10,000 6,000 3,000 4,000 5,000 45000 62.000 72,000 78,000 86 000 90,000 95,000 100,000 15,000 5,000 100,000 44.000 53,000 10,000 BCWP or Cumulative EV 4000 14000 24000 34000 44,000