Question

1. Discuss the individual statistical significance of the coefficient for each independent variable for each of the preceding simple and multiple linear regression models at a 90% level of confidence and 95% level of confidence.

Selling Price	Living Area (Sq Feet)	No. Bathrooms	No Bedrooms
$145,000	1,152	1	2
$103,000	1,290	1.5	3
$210,000	2,396	1.5	4
$559,000	3,090	4	4
$218,000	1,428	1	3
$262,138	1,631	2.5	3
$125,000	1,368	1	3
$130,000	1,134	1	3
$157,500	1,697	1.5	3
$193,000	1,666	2.5	3
$275,000	1,738	2.5	4
$240,000	1,457	1.5	2
$200,136	1,632	2.5	3
$395,000	2,186	2.5	3
$366,703	2,117	2.5	3
$103,150	936	1	3
$310,000	3,347	2.5	6
$142,900	1,824	2.5	4
$359,770	2,592	3	3

Answer 1