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Q8: Oasis Jeans Manufacturing Company one is of the leading jeans manufacturing company in Oman. Since...


Q8: Oasis Jeans Manufacturing Company one is of the leading jeans manufacturing company in Oman. Since 1983, the sales of jeans are fluctuating. Company is confused in understanding the demand for the jeans. Hence company decided to find out the sales trend using the four yearly moving average method.

Year

1983

1984

1985

1986

1987

1988

1989

1990

1991

1992

1993

1994

Values

86

74

64

78

75

83

94

110

110

85

89

92


a) Find out the trend values and also comment on the trend ​
b) Does moving average reduce the fluctuation in the data set? Give reason for your answer.
c) Moving average method gives you more precise results than semi average method. Discuss analytically
Math   Statistics-And-Probability   
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