3. How much is a square foot worth? (This is the coefficient on Square Feet.)

Count	Street Address	House Age	Square Feet	Market Value
1	1357	33	1,812	$90,000.00
2	1358	32	1,914	$104,400.00
3	1361	32	1,842	$93,300.00
4	1362	33	1,812	$91,000.00
5	1365	32	1,836	$101,900.00
6	1366	33	2,028	$108,500.00
7	1369	32	1,732	$87,600.00
8	1370	33	1,850	$96,000.00
9	1373	32	1,791	$89,200.00
10	1374	33	1,666	$88,400.00
11	1377	32	1,852	$100,800.00
12	1378	32	1,620	$96,700.00
13	1381	32	1,692	$87,500.00
14	1382	32	2,372	$114,000.00
15	1385	32	2,372	$113,200.00
16	1386	33	1,666	$87,500.00
17	1389	32	2,123	$116,100.00
18	1390	32	1,620	$94,700.00
19	1393	32	1,731	$86,400.00
20	1394	32	1,666	$87,100.00
21	1405	28	1,520	$83,400.00
22	1406	27	1,484	$79,800.00
23	1409	28	1,588	$81,500.00
24	1410	28	1,598	$87,100.00
25	1413	28	1,484	$82,600.00
26	1414	28	1,484	$78,800.00
27	1417	28	1,520	$87,600.00
28	1418	27	1,701	$94,200.00
29	1421	28	1,484	$82,000.00
30	1425	28	1,468	$88,100.00
31	1426	28	1,520	$88,100.00
32	1429	27	1,520	$88,600.00
33	1430	27	1,484	$76,600.00
34	1434	28	1,520	$84,400.00
35	1438	27	1,668	$90,900.00
36	1442	28	1,588	$81,000.00
37	1446	28	1,784	$91,300.00
38	1450	27	1,484	$81,300.00
39	1453	27	1,520	$100,700.00
40	1454	28	1,520	$87,200.00
41	1457	27	1,684	$96,700.00
42	1458	27	1,581	$120,700.00