I need help with these problems

Answer: 4. A hurricane has a calculated residual that is negative. Which of the following is a correct statement? A. Since the residual is negative the prediction must be accurate. B. The residual value indicates that the prediction is too low. C. The residual value indicates that the prediction is too high D. We cannot determine whether the prediction is too low or too high from a residual value. Answer: 5. Would it be appropriate to use the above model to predict maximum wind speed for a hurricane with central pressure 1100mb? Explain why or why not in a full sentence. 47