For questions 51-53. A psychologist performed an experiment on participants who used a computer program designed by the psychologist to assess spatial reasoning. The longer a participant used the computer program, the more data the psychologist received from the participant. To entice participants to spend time using the computer program, the psychologist paid each participant $10.00 for each hour the participant used the computer program in addition to $25 for taking part in the experiment. The mean time spent on the computer program by the participants was 15 hours, and the SD of the times was 5 hours. 51. Write the regression equation that predicts the payment to the participants (write the entire equation, not just the right hand side)