Solve the following. Write your complete and neat solutions on a bond paper or a clean sheet of paper. Specify the details you have to do for each step. Write legibly and use black ink only. 1. The head of the production department of a RM Electronic Company wants to determine the relationship between the number of workers who assemble the product and the number of units assembled per day. No. of Workers 10 12 14 16 13 20 18 17 No. of Units Produced 120 180 220 224 176 320 270 275 a. Draw and interpret the scatter plot. b. Complete the table below. Day X Y XY X2 Y2 N 3 4 7 Summation Mean c. How would you interpret the value of the Pearson's correlation coefficient? d. Test whether the correlation is significant at 5% level of significance. e. Determine the regression line. f. Predict the number of units used if there are 20 workers. g. How many workers is needed to produce 1000 units per day