County	Per Capita Income	Year		County	Per Capita Income	Year
Adams County, IN	$36,286	2014		Adams County, IN	$40,584	2019
Allen County, IN	$40,508	2014		Allen County, IN	$47,602	2019
Bartholomew County, IN	$44,633	2014		Bartholomew County, IN	$52,546	2019
Benton County, IN	$39,939	2014		Benton County, IN	$42,135	2019
Blackford County, IN	$34,610	2014		Blackford County, IN	$38,813	2019
Boone County, IN	$62,253	2014		Boone County, IN	$76,241	2019
Brown County, IN	$40,560	2014		Brown County, IN	$48,862	2019
Carroll County, IN	$39,278	2014		Carroll County, IN	$43,432	2019
Cass County, IN	$34,929	2014		Cass County, IN	$40,693	2019
Clark County, IN	$40,130	2014		Clark County, IN	$45,270	2019
Clay County, IN	$33,646	2014		Clay County, IN	$39,004	2019
Clinton County, IN	$35,657	2014		Clinton County, IN	$39,905	2019
Crawford County, IN	$29,598	2014		Crawford County, IN	$35,054	2019
Daviess County, IN	$37,359	2014		Daviess County, IN	$43,998	2019
Dearborn County, IN	$41,328	2014		Dearborn County, IN	$49,949	2019
Decatur County, IN	$38,155	2014		Decatur County, IN	$44,168	2019
DeKalb County, IN	$37,484	2014		DeKalb County, IN	$45,324	2019
Delaware County, IN	$32,748	2014		Delaware County, IN	$38,129	2019
Dubois County, IN	$50,961	2014		Dubois County, IN	$57,217	2019
Elkhart County, IN	$38,553	2014		Elkhart County, IN	$46,975	2019
Fayette County, IN	$35,587	2014		Fayette County, IN	$41,993	2019
Floyd County, IN	$47,161	2014		Floyd County, IN	$57,145	2019
Fountain County, IN	$36,065	2014		Fountain County, IN	$41,412	2019
Franklin County, IN	$40,603	2014		Franklin County, IN	$47,664	2019
Fulton County, IN	$37,269	2014		Fulton County, IN	$43,775	2019
Gibson County, IN	$39,854	2014		Gibson County, IN	$46,049	2019
Grant County, IN	$35,734	2014		Grant County, IN	$41,491	2019
Greene County, IN	$34,824	2014		Greene County, IN	$41,747	2019
Hamilton County, IN	$64,271	2014		Hamilton County, IN	$77,263	2019
Hancock County, IN	$43,403	2014		Hancock County, IN	$52,134	2019
Harrison County, IN	$37,098	2014		Harrison County, IN	$43,431	2019
Hendricks County, IN	$42,557	2014		Hendricks County, IN	$50,979	2019
Henry County, IN	$33,434	2014		Henry County, IN	$39,863	2019
Howard County, IN	$36,935	2014		Howard County, IN	$42,911	2019
Huntington County, IN	$37,024	2014		Huntington County, IN	$42,824	2019
Jackson County, IN	$38,696	2014		Jackson County, IN	$44,192	2019
Jasper County, IN	$41,524	2014		Jasper County, IN	$45,777	2019
Jay County, IN	$37,618	2014		Jay County, IN	$39,317	2019
Jefferson County, IN	$37,061	2014		Jefferson County, IN	$44,102	2019
Jennings County, IN	$34,230	2014		Jennings County, IN	$41,169	2019
Johnson County, IN	$42,611	2014		Johnson County, IN	$50,018	2019
Knox County, IN	$40,603	2014		Knox County, IN	$45,882	2019
Kosciusko County, IN	$42,102	2014		Kosciusko County, IN	$48,425	2019
LaGrange County, IN	$35,161	2014		LaGrange County, IN	$43,275	2019
Lake County, IN	$38,536	2014		Lake County, IN	$46,736	2019
LaPorte County, IN	$37,049	2014		LaPorte County, IN	$43,910	2019
Lawrence County, IN	$35,005	2014		Lawrence County, IN	$42,538	2019
Madison County, IN	$33,806	2014		Madison County, IN	$39,428	2019
Marion County, IN	$46,290	2014		Marion County, IN	$54,405	2019
Marshall County, IN	$36,612	2014		Marshall County, IN	$42,196	2019
Martin County, IN	$34,109	2014		Martin County, IN	$39,207	2019
Miami County, IN	$31,807	2014		Miami County, IN	$35,970	2019
Monroe County, IN	$34,994	2014		Monroe County, IN	$43,660	2019
Montgomery County, IN	$37,142	2014		Montgomery County, IN	$40,979	2019
Morgan County, IN	$38,511	2014		Morgan County, IN	$45,352	2019
Newton County, IN	$37,972	2014		Newton County, IN	$41,454	2019
Noble County, IN	$34,891	2014		Noble County, IN	$40,799	2019
Ohio County, IN	$35,320	2014		Ohio County, IN	$41,339	2019
Orange County, IN	$31,465	2014		Orange County, IN	$38,432	2019
Owen County, IN	$33,151	2014		Owen County, IN	$41,632	2019
Parke County, IN	$30,889	2014		Parke County, IN	$37,570	2019
Perry County, IN	$33,823	2014		Perry County, IN	$38,272	2019
Pike County, IN	$35,889	2014		Pike County, IN	$41,827	2019
Porter County, IN	$45,264	2014		Porter County, IN	$54,723	2019
Posey County, IN	$44,602	2014		Posey County, IN	$50,407	2019
Pulaski County, IN	$40,419	2014		Pulaski County, IN	$45,473	2019
Putnam County, IN	$32,116	2014		Putnam County, IN	$38,303	2019
Randolph County, IN	$35,342	2014		Randolph County, IN	$39,222	2019
Ripley County, IN	$37,622	2014		Ripley County, IN	$43,282	2019
Rush County, IN	$39,882	2014		Rush County, IN	$47,445	2019
St. Joseph County, IN	$41,342	2014		St. Joseph County, IN	$48,535	2019
Scott County, IN	$33,459	2014		Scott County, IN	$38,948	2019
Shelby County, IN	$38,149	2014		Shelby County, IN	$44,799	2019
Spencer County, IN	$38,946	2014		Spencer County, IN	$46,393	2019
Starke County, IN	$31,691	2014		Starke County, IN	$35,648	2019
Steuben County, IN	$36,621	2014		Steuben County, IN	$44,854	2019
Sullivan County, IN	$31,978	2014		Sullivan County, IN	$36,863	2019
Switzerland County, IN	$27,789	2014		Switzerland County, IN	$32,174	2019
Tippecanoe County, IN	$34,205	2014		Tippecanoe County, IN	$39,525	2019
Tipton County, IN	$41,855	2014		Tipton County, IN	$47,392	2019
Union County, IN	$34,137	2014		Union County, IN	$40,659	2019
Vanderburgh County, IN	$40,799	2014		Vanderburgh County, IN	$47,233	2019
Vermillion County, IN	$34,347	2014		Vermillion County, IN	$38,633	2019
Vigo County, IN	$34,404	2014		Vigo County, IN	$39,432	2019
Wabash County, IN	$37,975	2014		Wabash County, IN	$43,955	2019
Warren County, IN	$42,775	2014		Warren County, IN	$45,202	2019
Warrick County, IN	$48,698	2014		Warrick County, IN	$58,539	2019
Washington County, IN	$33,662	2014		Washington County, IN	$39,759	2019
Wayne County, IN	$36,936	2014		Wayne County, IN	$42,857	2019
Wells County, IN	$38,877	2014		Wells County, IN	$42,857	2019
White County, IN	$38,839	2014		White County, IN	$44,008	2019
Whitley County, IN	$39,088	2014		Whitley County, IN	$46,555	2019

Average Income of all Counties 2014	$38,142.61			Average Income of all Counties 2019	$44,436.09
Standard Deviation 2014	5608.27			Standard Deviation 2019	6931.87
Sample Size 2014	92			Sample Size 2019	92
Confidence Coefficient	0.95			Confident Coefficient	0.95
Margin of Error 2014	555.47			Margin of Error 2019	686.56
Confidence Interval	37,587.14 < Avg. Income < 38698.08		Confidence Interval	43749.52 < Avg Income < 45122.65
Upper Bound	$38,698.08			Upper Bound	$45,122.65
Lower Bound	$37,587.14			Lower Bound	$43,749.52
Correlation Coefficient	0.973606014			Correlation Coefficient	0.973606014

Calculations are shown in the bottom table for the data in the top table. Using this information explain the following:

• Explain standard deviation in terms of your calculations. What does it mean?
• Explain margin of error in terms of your calculations. What does it mean?
• Explain correlation coefficient in terms of your findings. What does it mean?
• What else stands out?
• If there were changes, what could you attribute them to?
• Do you notice anything questionable about the data? If so, what?