Years Big increase from 2004- 2005 Y= 100.36(3.07) X Y= 100.36(3.07) X D = { XER| 2002 < X < 2007} 2001 2002 2003 2004 2005 2006 2007.

Presentation on theme: "Years Big increase from 2004- 2005 Y= 100.36(3.07) X Y= 100.36(3.07) X D = { XER| 2002 < X < 2007} 2001 2002 2003 2004 2005 2006 2007."— Presentation transcript:

Years

Big increase from 2004- 2005 Y= 100.36(3.07) X Y= 100.36(3.07) X D = { XER| 2002 < X < 2007} 2001 2002 2003 2004 2005 2006 2007

D ={XER|2008 < X < 2014} Prediction points Y = 62890.10(0.92) x REASON FOR DECREASE

 Iphone 3GS was released in 2008 causing the Ipod sales to decrease since the Iphone included a built in Ipod IPHONE PHONE IPOD

YearsNumber of Sales 200854,828,000 200954,132,000 201050,315,000 201142,628,000 0.99 0.93 0.85 Ratios Average ratio: 0.92 Average ratio: 0.92 Therefore, base graph = (0.92) x Y = 62890.10(0.92) x Y = 62890.10(0.92) x

201239,217,760 201336,080,339 201433,193,912 42,628,000 x 0.92 39, 217,760 x 0.92 36,080,339 x 0.92

YearsNumber of sales 2002376,000 2003937,000 20044, 416,000 200522, 497,000 200639,409,000 200751,630,000 2.49 4.71 5.09 1.75 1.31 Average ratio: 3.07 Average ratio: 3.07 Ratios Therefore, base graph = (3.07) x

 ITunes finally compatible with Windows. Apple attracted more consumers, therefore increasing the profit and number of sales.

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