Multiple Choice
With computer security always a hot-button issue, demand is growing for technology that authenticates and authorizes computer users. The following table gives the authentication software sales (in billions of dollars) , including projections, from 1999 through 2004. (Here, x = 0 represents 1999.) Find an equation of the least-squares line for these data. Please round the coefficients in your equation to three decimal places. Use the result to estimate the sales for 2008, assuming the projection is accurate.
A) y = 0.749x + 2.262; $9.003 billion
B) y = 0.735x + 2.273; $8.888 billion
C) y = 0.735x + 2.273; $8.925 billion
D) y = 0.749x + 2.262; $9.026 billion
Correct Answer:

Verified
Correct Answer:
Verified
Q230: Metro Department Store's annual sales (in millions
Q231: The Social Security (FICA) wage base (in
Q232: Find the constants m and b in
Q233: Find the equation of the least-squares line
Q234: Find the equation of the least-squares line
Q236: Find the distance between the given points.<br>(-
Q237: Find an equation of the circle that
Q238: Sketch a set of coordinate axes and
Q239: Determine whether the statement is true or
Q240: Delivery Charges. A furniture store offers free