psc2 014 skills assessment ☈ Name:

  1. The first graph shows data gathered by a student in SC 130 physical science.
    Soap density background rectangle major grid lines axes x-axis and y-axis linear regression line data points as circles text layers Soap density volume (cm3) mass (g) y-axis labels 0 8 16 24 32 40 48 56 64 72 80 x-axis labels 0 10 20 30 40 50 60 70 80 90 100
    __________ Calculate the slope of the line for the first graph.
  2. ______________ Write out the units of measure for the slope of the line for the first graph.
  3. ______________ Calculate the y-intercept of the line for the first graph.
  4. ____________________________ Write out the equation of the line with the slope and y-intercept for the first graph.
  5. Plot the data provided on the graph below and draw a line through the points.

    Graphical analysis

    Data

    x (s)y (cm)
    0.00.00
    0.50.75
    1.01.50
    1.52.25
    2.03.00
    2.53.75
    background rectangle major grid lines axes text layers x y y-axis labels 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 y 0 1.0 2.0 3.0 4.0 5.0
  6. ________________ Calculate the slope of the line.
  7. _______________ What is the highest mathematics class you have completed?
  8. _______________ If you are in a mathematics class this term, what class?

slope m= (y2−y1) (x2−x1)