Question

4. The table below shows the length and weight of several humpback whales.
Length (ft) 40 42 45 46 50 52 56
Weight (long tons) 25 29 34 35 43 45 51
a. Draw a scatter plot with length as the independent variable and weight as the dependent variable.
b. Draw a line of fit for the data
c. Write the slope-intercept form of an equation for the line of fit.
d. Use your equation to predict the weight of a 48-foot humpback whale.
e. Use you equation to predict the length of a humpback whale who weighs 55 tons.