# Past Exam for MS 101 - Precalculus with Miles at Stetson University (STET)

## Exam Information

 Material Type: Final Professor: Miles Class: MS 101 - Precalculus Subject: Mathematics University: Stetson University Term: Summer III 2006 Keywords: Least Squares Linear RegressionPartial CreditOn the GroundHourly WageMinimum WageCorrect Answer

## Sample Document Text

MS 101: Precalculus Final Exam June 29, 2006 Give your best answers to the following questions. Be sure to show your work in order to receive partial credit. In general, a correct answer without accompanying work will receive no credit. Do your own work! On my honor, I have neither given nor received illicit information during this examination. Signature Printed Name 1. Find the equation of the line through (?2,4) and (3,15). 2. What is the slope of a line perpendicular to y = 72x ?4? 3. Solve a. 5[3 + 2(x ?6)] = 3x + 1 b. 4x ?13 ? x5 ?1 4. The table shows the changes in the minimum hourly wage in the United States for selected years. Year Wage 1978 2.65 1979 2.90 1980 3.10 1981 3.35 1990 3.80 1991 4.25 1996 4.75 1997 5.15 2004 5.50 2005 6.50 a. Find the least squares linear regression model for this data. b. Predict the minimum wage in 1994. 5. Solve a. |4x + 3| = 12 b. |2x + 5| ? 7 6. Given x f(x) g(x) -2 1 X 0 4 X 1 X 2 2 3 4 3 X -2 4 2 0 a. (g ? f)(?2) b. (f ? g)(3)...