The following data give the percentage of women working in five companies in the retail and trade industry. The percentage of management jobs held by women in each company is also shown.

Working	67	45	73	54	61
Management	40	20	62	43	31

1. Develop a scatter diagram for these data. What does the scatter diagram indicate about the relationship between the two variables? (6 marks)
2. Develop the estimated regression equation by computing the values of b0 and b1.

(6 marks)