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A telemarketing firm relies heavily on the casual workers and as such they constantly require to monitor and plan for turnover. They collect quarterly data on employee turnover (resignations) for the three year period.

 

Q1

Q2

Q3

Q4

2006

48

68

56

31

2007

51

70

57

30

2008

52

71

59

32

2009

54

75

61

33

 Required

1. Use linear regression to recognize the trend in firm's turnover.

2. Based upon these results, would you describe turnover as increasing or decreasing?

3. Using this data and incorporating seasonal effects, forecast quarterly turnover for the 2010.

4. describe the relative impact of trend and seasonal effects on this forecast.

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  • Category:- Statistics and Probability
  • Reference No.:- M918014

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