A consumer welfare agency wants to investigate the relationship between the sizes of
houses and rents paid by tenants in a small city. The agency collected the following
information on the sizes (hundreds of square feet) of the houses and the monthly rents (in
thousands of Rand) paid by tenants for five hours.

Size of House (hundreds of square feet)	Monthly rent (Thousands of Rand)
20	12
16	10
30	15
25	16
34	22

2.1. Determine the independent and the dependent variable. (2)
2.2. Calculate Pearson’s correlation coefficient. (6)
2.3. Determine the linear regression equation (5)