Question: The banking Data file has demographic data for different zip codes in the banks current market. The data includes average bank account balance, median years
The banking Data file has demographic data for different zip codes in the banks current market. The data includes average bank account balance, median years of education, median age, median home value, median income, and median household wealth. Use the stepwise regression to build a good model to predict the average bank account balance based on the variables included in the data file.
| Median | Median Years | Median | Median | Median Household | Average Bank |
| Age | Education | Income | Home Value | Wealth | Balance |
| 35.9 | 14.8 | $91,033 | $183,104 | $220,741 | $38,517 |
| 37.7 | 13.8 | $86,748 | $163,843 | $223,152 | $40,618 |
| 36.8 | 13.8 | $72,245 | $142,732 | $176,926 | $35,206 |
| 35.3 | 13.2 | $70,639 | $145,024 | $166,260 | $33,434 |
| 35.3 | 13.2 | $64,879 | $135,951 | $148,868 | $28,162 |
| 34.8 | 13.7 | $75,591 | $155,334 | $188,310 | $36,708 |
| 39.3 | 14.4 | $80,615 | $181,265 | $201,743 | $38,766 |
| 36.6 | 13.9 | $76,507 | $149,880 | $189,727 | $34,811 |
| 35.7 | 16.1 | $107,935 | $276,139 | $211,085 | $41,032 |
| 40.5 | 15.1 | $82,557 | $182,088 | $220,782 | $41,742 |
| 37.9 | 14.2 | $58,294 | $123,500 | $132,432 | $29,950 |
| 43.1 | 15.8 | $88,041 | $194,369 | $267,556 | $51,107 |
| 37.7 | 12.9 | $64,597 | $119,305 | $186,156 | $34,936 |
| 36.0 | 13.1 | $64,894 | $141,011 | $160,017 | $32,387 |
| 40.4 | 16.1 | $61,091 | $194,928 | $113,559 | $32,150 |
| 33.8 | 13.6 | $76,771 | $159,531 | $197,264 | $37,996 |
| 36.4 | 13.5 | $55,609 | $123,085 | $105,582 | $24,672 |
| 37.7 | 12.8 | $74,091 | $143,750 | $217,869 | $37,603 |
| 36.2 | 12.9 | $53,713 | $112,649 | $117,441 | $26,785 |
| 39.1 | 12.7 | $60,262 | $126,928 | $161,322 | $32,576 |
| 39.4 | 16.1 | $111,548 | $230,893 | $331,009 | $56,569 |
| 36.1 | 12.8 | $48,600 | $105,737 | $106,671 | $26,144 |
| 35.3 | 12.7 | $51,419 | $104,149 | $111,168 | $24,558 |
| 37.5 | 12.8 | $51,182 | $106,898 | $88,370 | $23,584 |
| 34.4 | 12.8 | $60,753 | $95,869 | $143,115 | $26,773 |
| 33.7 | 13.8 | $64,601 | $103,737 | $134,223 | $27,877 |
| 40.4 | 13.2 | $62,164 | $114,257 | $144,038 | $28,507 |
| 38.9 | 12.7 | $46,607 | $94,576 | $114,799 | $27,096 |
| 34.3 | 12.7 | $61,446 | $122,619 | $161,538 | $28,018 |
| 38.7 | 12.8 | $62,024 | $134,430 | $149,351 | $31,283 |
| 33.4 | 12.6 | $54,986 | $105,647 | $126,929 | $24,671 |
| 35.0 | 12.7 | $48,182 | $114,436 | $102,732 | $25,280 |
| 38.1 | 12.7 | $47,388 | $92,820 | $118,016 | $24,890 |
| 34.9 | 12.5 | $55,273 | $102,468 | $126,959 | $26,114 |
| 36.1 | 12.9 | $53,892 | $92,968 | $129,176 | $27,570 |
| 32.7 | 12.6 | $47,923 | $104,539 | $88,384 | $20,826 |
| 37.1 | 12.5 | $46,176 | $92,654 | $101,964 | $23,858 |
| 23.5 | 13.6 | $33,088 | $105,430 | $44,223 | $20,834 |
| 38.0 | 13.6 | $53,890 | $108,446 | $95,013 | $26,542 |
| 33.6 | 12.7 | $57,390 | $111,836 | $134,434 | $27,396 |
| 41.7 | 13.0 | $48,439 | $100,788 | $124,474 | $31,054 |
| 36.6 | 14.1 | $56,803 | $149,138 | $101,695 | $29,198 |
| 34.9 | 12.4 | $52,392 | $93,875 | $133,101 | $24,650 |
| 36.7 | 12.8 | $48,631 | $95,490 | $105,202 | $23,610 |
| 38.4 | 12.5 | $52,500 | $105,377 | $139,199 | $29,706 |
| 34.8 | 12.5 | $42,401 | $106,478 | $94,867 | $21,572 |
| 33.6 | 12.7 | $64,792 | $116,071 | $185,714 | $32,677 |
| 37.0 | 14.1 | $59,842 | $106,949 | $135,329 | $29,347 |
| 34.4 | 12.7 | $65,625 | $129,688 | $175,000 | $29,127 |
| 37.2 | 12.5 | $54,044 | $108,654 | $140,726 | $27,753 |
| 35.7 | 12.6 | $39,707 | $89,552 | $80,124 | $21,345 |
| 37.8 | 12.9 | $45,286 | $108,431 | $91,928 | $28,174 |
| 35.6 | 12.8 | $37,784 | $92,712 | $60,721 | $19,125 |
| 35.7 | 12.4 | $52,284 | $92,143 | $146,028 | $29,763 |
| 34.3 | 12.4 | $42,944 | $86,192 | $98,778 | $22,275 |
| 39.8 | 13.4 | $46,036 | $99,508 | $98,343 | $27,005 |
| 36.2 | 12.3 | $50,357 | $90,750 | $126,613 | $24,076 |
| 35.1 | 12.3 | $45,521 | $82,720 | $105,346 | $23,293 |
| 35.6 | 16.1 | $30,418 | $139,739 | $24,999 | $16,854 |
| 40.7 | 12.7 | $52,500 | $94,792 | $147,222 | $28,867 |
| 33.5 | 12.5 | $41,795 | $94,456 | $91,806 | $21,556 |
| 37.5 | 12.5 | $66,667 | $78,906 | $143,750 | $31,758 |
| 37.6 | 12.9 | $38,596 | $95,364 | $54,453 | $17,939 |
| 39.1 | 12.6 | $44,286 | $93,103 | $110,465 | $22,579 |
| 33.1 | 12.2 | $37,287 | $75,561 | $86,591 | $19,343 |
| 36.4 | 12.9 | $38,184 | $80,099 | $76,438 | $21,534 |
| 37.3 | 12.5 | $47,119 | $88,958 | $102,993 | $22,357 |
| 38.7 | 13.6 | $44,520 | $96,112 | $93,915 | $25,276 |
| 36.9 | 12.7 | $52,838 | $101,705 | $75,040 | $23,077 |
| 32.7 | 12.3 | $34,688 | $82,870 | $93,750 | $20,082 |
| 36.1 | 12.4 | $31,770 | $74,525 | $47,446 | $15,912 |
| 39.5 | 12.8 | $32,994 | $89,223 | $50,592 | $21,145 |
| 36.5 | 12.3 | $33,891 | $72,739 | $81,880 | $18,340 |
| 32.9 | 12.4 | $37,813 | $86,667 | $69,643 | $19,196 |
| 29.9 | 12.3 | $46,528 | $88,889 | $96,591 | $21,798 |
| 32.1 | 12.3 | $30,319 | $67,083 | $34,367 | $13,677 |
| 36.1 | 13.3 | $36,492 | $172,768 | $24,999 | $20,572 |
| 35.9 | 12.4 | $51,818 | $80,357 | $135,185 | $26,242 |
| 32.7 | 12.2 | $35,625 | $64,737 | $76,321 | $17,077 |
| 37.2 | 12.6 | $36,789 | $86,563 | $69,764 | $20,020 |
| 38.8 | 12.3 | $42,750 | $77,717 | $95,192 | $25,385 |
| 37.5 | 13.0 | $30,412 | $138,911 | $24,999 | $20,463 |
| 36.4 | 12.5 | $37,083 | $70,909 | $95,833 | $21,670 |
| 42.4 | 12.6 | $31,563 | $81,597 | $71,759 | $15,961 |
| 19.5 | 16.1 | $15,395 | $67,500 | $24,999 | $5,956 |
| 30.5 | 12.8 | $21,433 | $83,456 | $24,999 | $11,380 |
| 33.2 | 12.3 | $31,250 | $91,049 | $52,976 | $18,959 |
| 36.7 | 12.5 | $31,344 | $77,541 | $36,510 | $16,100 |
| 32.4 | 12.6 | $29,733 | $60,252 | $27,531 | $14,620 |
| 36.5 | 12.4 | $41,607 | $76,270 | $98,455 | $22,340 |
| 33.9 | 12.1 | $32,813 | $40,313 | $79,167 | $26,405 |
| 29.6 | 12.1 | $29,375 | $52,096 | $24,999 | $13,693 |
| 37.5 | 11.1 | $34,896 | $65,357 | $81,818 | $20,586 |
| 34.0 | 12.6 | $20,578 | $113,239 | $24,999 | $14,095 |
| 28.7 | 12.1 | $32,574 | $50,244 | $49,662 | $14,393 |
| 36.1 | 12.2 | $30,589 | $69,375 | $48,890 | $16,352 |
| 30.6 | 12.3 | $26,565 | $64,038 | $42,543 | $17,410 |
| 22.8 | 12.3 | $16,590 | $67,850 | $24,999 | $10,436 |
| 30.3 | 12.2 | $9,354 | $91,708 | $24,999 | $9,904 |
| 22.0 | 12.0 | $14,115 | $53,923 | $24,999 | $9,071 |
| 30.8 | 11.9 | $17,992 | $46,885 | $24,999 | $10,679 |
| 35.1 | 11.0 | $7,741 | $99,375 | $24,999 | $6,207 |
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