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Write the 5-step solution for the following problems by referring to the printout if given. For problems without printout, generate the Chi-square printout using PHStat.

Write the 5-step solution for the following problems by referring to the printout if given. For problems without printout, generate the Chi-square printout using PHStat.

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WORKSHEET 12b STAT WORKSHEET 12b Name: Date: Teacher: Write the 5-step solution for the following problems by referring to the printout if given. For problems without printout, generate the Chi-square printout using PHStat. 1. The HR manager in a certain company wants to know if age and motivation to work are related. He administered a survey on motivation, to a randomly pick sample of 80 personnel in a company. The results are summarized in the table below. Test at =0.05 if age and motivation to work are related. Age/Motivation Highly Motivated Not Total motivated motivated Below 30 19 10 3 32 31-45 15 10 33 46 and above 4 3 8 15 Total 38 23 19 80 Motivation Observed Frequencies Column variable Age Motivation HM M NM Total Below 30. 19 10 32 30-45 15 10 33 Above 45 4 3 15 Total 23 19 Expected Frequencies Column variable Age/Motivation HM M NM Total Below 30 15.2 9.2 7.6 30-45 32 15.675 9.4875 7.8375 33 Above 45 7.125 4.3125 3.5625 15 Total 38 23 19 80 Data Level of Significance 0.05 Number of Rows Number of Columns 3 Degrees of Freedom Results Critical Value 9.487728 Chi-Square Test Statistic 11.16138 p-Value 0.024809 Reject the null hypothesis

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