A Deputy Registrar (Human resources) at a certain University is concerned about employee absenteeism among academic staff. She believes that organisation commitment is probably the most significant contributing factor. She selected a random sample of 31 employee files and noted their level of absenteeism (in days p.a.). She sent a confidential questionnaire to each of the selected employees from which an organisation commitment index was derived. ’. You are required to do the following: 1.4: Obtain a 95% confidence interval estimate of the mean difference in level of organisation commitment. Does the interval estimate suggest a significant difference in level of commitment between the two groups of academics? Justify your answer
A Deputy Registrar (Human resources) at a certain University is concerned about employee absenteeism among academic staff. She believes that organisation commitment is probably the most significant contributing factor. She selected a random sample of 31 employee files and noted their level of absenteeism (in days p.a.). She sent a confidential questionnaire to each of the selected employees from which an organisation commitment index was derived. ’. You are required to do the following:
1.4: Obtain a 95% confidence
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