1) By using regression analysis test whether personal income affects consumption at the significance level of 5%.
2) In the light of the answer to Q2 will consumption increase if personal income increases?
The Office for National Statistics has collected the following yearly data on consumption and personal income (in thousands pounds) in England:
Consumption
1637
1993
1743
1734
1984
1948
1946
4639
5647
5859
6849
8586
6372
2849
Personal Income
1637
4959
1988
3920
1939
3939
1010
1030
1936
1839
8382
1939
1939
1040