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In: Statistics and Probability

Below is a data set for how the pressure increases with depth (distance below sea level),...

Below is a data set for how the pressure increases with depth (distance below sea level), where pressure is specified in units of kiloPascals (kPa) and depth in meters (m)

Depth (m)

Pressure (kPa)

10

202

20

310

30

401

40

503

50

599

  1. Find the equation of the best-fit line. You’ll need to calculate the slope and y-intercept in order to do this.
  2. What does the slope physically represent? What does the y-intercept physically represent?
  3. Using your equation, predict the pressure for a depth of 62 meters.

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