1. The slope is ______ ________(million cds/year, years, yearsper million cds, or million CDs.)
And it represents __________(the sales in the year 2008, thesales in the year 2000, the rate at which the sales of music cdswere increasing, or the rate at which the sales of music cds weredecreasing.
2. The verticle intercept is _______ _______(millions cds/year,years, years per million cds, or million CDs.) And it represents________ (the sales in the year 2008, the sales in the year 2000,the rate at which the sales of music cds were increasing, or therate at which the sales of music cds weredecreasing)
C. Use the formula to predict music CD sales in 2010. Enter theexact answer.
S = _________ million CDs
Annual sales of music compact discs (CDs) have declined since 2000. Sales were 942. 5 million in 2000 and 384. 7 million in 2008 1. Find a formula for annual sales, S , in millions of music CDs, as a linear function of the number of years, t , since 2000 . Enter the exact formula. Give units and interpret the slope and the vertical intercept of this function. Enter the exact answers.
