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Question One [ Total marks: 2 0 ] The Human Resource Manager at a manufacturing plant noticed that there was a high rate of absenteeism
Question One Total marks: The Human Resource Manager at a manufacturing plant noticed that there was a high rate of absenteeism lack of motivation, reduced cooperation and low productivity among the employees. She suspected that the employees' morale had decreased. The Human Resource Manager decided to select the first employees who arrived to work on a certain day and ask them to complete an employee morale survey. Each employee's level of morale was measured between to inclusive; with indicating the highest level of employee morale. The data was summarized in Table below. TABLE tableLevel of Employee morale,Number of Employees a Identify the population for this investigation. b Identify the sample for this investigation. c Identify the sampling method that was used to select the sample. Give one advantage and one disadvantage of using this sampling method. d For each of the following charts: stemandleaf diagram, boxandwhisker diagram, bar chart and histogram, indicate whether or not the chart would be suitable for presenting the data displayed in Table above. Give reason for your answer. e Use Table to calculate: i the mean employees' morale. ii the median iii. The mode Question Two Total marks: Recent graduates of the UWI Open Campus were randomly selected and surveyed to determine what programme they were enrolled in while they were a student. The data was inputted into MINITAB for analysis to determine whether programme of study is independent of gender. The following output, Exhibit was generated using MINTAB EXHIBIT ChiSquare Test for Association: Gender, Programme of Study Rows: Gender Columns: Programme of Study tabletableAssociateDegreeAccounting,tableBankingandFinancetableManagementStudiesOtherFemaletable
Question One
Total marks:
The Human Resource Manager at a manufacturing plant noticed that there was a high rate of absenteeism lack of motivation, reduced cooperation and low productivity among the employees. She suspected that the employees' morale had decreased. The Human Resource Manager decided to select the first employees who arrived to work on a certain day and ask them to complete an employee morale survey. Each employee's level of morale was measured between to inclusive; with indicating the highest level of employee morale. The data was summarized in Table below.
TABLE
tableLevel of Employee morale,Number of Employees
a Identify the population for this investigation.
b Identify the sample for this investigation.
c Identify the sampling method that was used to select the sample. Give one advantage and one disadvantage of using this sampling method.
d For each of the following charts: stemandleaf diagram, boxandwhisker diagram, bar chart and histogram, indicate whether or not the chart would be suitable for presenting the data displayed in Table above. Give reason for your answer.
e Use Table to calculate:
i the mean employees' morale.
ii the median
iii. The mode
Question Two
Total marks:
Recent graduates of the UWI Open Campus were randomly selected and surveyed to determine what programme they were enrolled in while they were a student. The data was inputted into MINITAB for analysis to determine whether programme of study is independent of gender. The following output, Exhibit was generated using MINTAB
EXHIBIT
ChiSquare Test for Association: Gender, Programme of Study
Rows: Gender Columns: Programme of Study
tabletableAssociateDegreeAccounting,tableBankingandFinancetableManagementStudiesOtherFemaletable
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