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p-value from pearson

QUESTIONS 3 (19 MARKS) A survey has conducted among SQQ82013 students about telco consumption. There are 50 random samples for variables: course group, telco types and monthly bills. Raw data shown in TABLE 2. Leta = 0.05. Analyze the data in TABLE 2 using pvalue method based on the following questions: a) Is there any difference means of monthly bills among the telco types? (5 marks) b) Is there enough evidence to reject the claim that there is no preference in the selection of telco types? (5 marks) c) Can we conclude that telco types related to course group? (5 marks) d) Is there any violation of assumption in 3(b) and 3(c)? Explain. (4 marks)