Help | According to an online survey by Harris Interactive for job site CareerBuilder.com (InformationWeek.com, September 27, 2007), moi than half of IT workers say they have fallen asleep at work. The same is also true for government workers. Assume that the followin contingency table is representative of the survey results. Job Category Government Slept on the Job? Yes IT Professional Professional 155 256 No 145 144 a. Choose the competing hypotheses to determine whether sleeping on the job is associated with job category. O Hg: Sleeping on the job is independent of the job category.; HA- Sleeping on the job is dependent of the job category. O Hg: Sleeping on the job is dependent on the job category.; HA: Sleeping on the job is independent of the job category. b. Calculate the value of the test statistic. (Round intermediate calculations to at least 4 decimal places and final answer to 3 decimal places.) Test statistic < Prev. 10 of 10 Next > 曲 a o search

Help | According to an online survey by Harris Interactive for job site CareerBuilder.com (InformationWeek.com, September 27, 2007), moi than half of IT workers say they have fallen asleep at work. The same is also true for government workers. Assume that the followin contingency table is representative of the survey results. Job Category Government Slept on the Job? Yes IT Professional Professional 155 256 No 145 144 a. Choose the competing hypotheses to determine whether sleeping on the job is associated with job category. O Hg: Sleeping on the job is independent of the job category.; HA- Sleeping on the job is dependent of the job category. O Hg: Sleeping on the job is dependent on the job category.; HA: Sleeping on the job is independent of the job category. b. Calculate the value of the test statistic. (Round intermediate calculations to at least 4 decimal places and final answer to 3 decimal places.) Test statistic < Prev. 10 of 10 Next > 曲 a o search

Name: c. Find the p-value.O pvalue <0.01O 0.01s pvalue <0.025O 0.025 s p-va
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Description: c. Find the p-value.O pvalue <0.01O 0.01s pvalue <0.025O 0.025 s p-value <0.05O 0.05 < p-value <0.10O p-value 2 0.10d. At the 5% significance level, can you conclude that sleeping on the job depends on job category?O Yes, since the p-value is less t