Need answers to questions 1-3 listed under lab. Thank you!

Document1 - Word View Add-ins Tell me what you want to do. Contingency table results: Rows: Happiness Columns: Exam Score Cell format Count (Column percent) (Expected count) Contributions to Chi-Square) Excellent Good Fair Poor Total Very Happy 271 261 82 20 634 (49.18%) (28.03%)(20.25%)(18.35%)(31.76%) (175.02) (295.72) (128.64) (34.62) (52.64) (4.08) (16.91) (6.18) Pretty Happy 247 567 231 1098 (44.83%) (60.9%)(57.04%) (48.62%)(55.01%) (303.11) (512.14) (222.79) (59.96) (10.39) (5.88) (0.3) (0.81) Not Too Happy 33 103 92 36 264 (5.99%) (11.06%)(22.72%) (33.03%)(13.23%) (72 88) (123.14) (53.57) (14.42) (21 82) (3.29) (27 57) (32.31) Total 551 931 405 109 1996 (100%) (100%) (100%) (100%) (100%) Chi-Square test: Statistic DF Value P-value Chi-square 6182.17371