1. Copy the table. Add a column to express the time of sunrise as a decimal value, rounded to 2 decimal places. Complete the table. 2. Use the above data to draw the scatter plot of the graph using Excel or Desmo.com graphing calculator. Graph will look like the following. Include the axis title. 3. Write the sinusodial function that model these data using the sine function: y = a sin k l x- cl ) + c. Show your calculations and steps for the parameters a,k,d and c. The period for the function is 12 To determine the phase shift, draw the graph of y and the middle line together: 4. Draw the graph of your equation in part 3. Give the title and titles for the x and y axis. 15marks 4. Put the graphs from (1] and (3] on one chart. Comment on the ttness of the model function to the real data 15 marks 5. Use your model equation to estimate the sun rise time on June 15 5 marks