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Using the demographics data, test if the actual proportion of counties that are considered inside a metro area is less than 44% at the 1%

Using the demographics data, test if the actual proportion of counties that are considered inside a metro area is less than 44% at the 1% significance level.

County State 2017 Population Population Increasing Poverty Percentage Homeownership Percentage Multi Unit Family Percentage Unemployment Percentage Metro Median Household Income
Coffee County Alabama 51874 1 16.1 69.7 13.6 4.39 0 49821
Covington County Alabama 37092 0 17.6 74 6.1 5.24 0 39467
Dallas County Alabama 39215 0 31.9 62.6 16 7.53 0 30065
Valdez-Cordova Census Area Alaska 9278 0 7.4 71.8 17.6 7.96 0 86019
St. Francis County Arkansas 25930 0 27.5 58.7 15.2 5.08 0 33102
Van Buren County Arkansas 16506 0 19.6 78.5 9.9 5.42 0 34428
Alameda County California 1663190 1 11.3 55.1 38 3.64 1 85743
El Dorado County California 188987 1 9.8 76.5 12.1 4.36 1 74885
Fresno County California 989255 1 25.4 55 25.8 8.47 1 48730
Kern County California 893119 1 22.6 61.4 18.1 9.21 1 50826
Los Angeles County California 10163507 1 17 48.2 41.8 4.69 1 61015
Tuolumne County California 54248 1 13.6 70.2 8.6 5.39 0 54325
Yuba County California 77031 1 18.5 59.8 17.8 7.44 1 51776
Montezuma County Colorado 26140 1 16.8 72.8 9.5 4 0 45645
Morgan County Colorado 28192 1 9.3 67.3 12.1 2.44 0 51456
San Miguel County Colorado 7967 1 10.5 64.3 40 2.85 0 62243
Alachua County Florida 266944 1 23.3 54.9 38 3.7 1 45478
Jenkins County Georgia 8767 0 30.7 75.8 2.1 6.83 0 27197
Montgomery County Georgia 9031 1 19.5 71.3 6.7 6.64 0 40308
Newton County Georgia 108078 1 16.7 76 8.7 5.32 1 52784
Crawford County Illinois 18961 0 11.9 80.4 9.5 5.18 0 47468
Gallatin County Illinois 5080 0 16.6 79 7.3 5.66 0 42450
Schuyler County Illinois 7035 0 21.5 78.8 5.8 4.41 0 47321
Benton County Indiana 8613 0 14.9 78.7 8 3.39 1 49183
LaPorte County Indiana 110029 0 16.6 75.4 16.5 4.47 1 49921
Montgomery County Indiana 38525 1 10.2 73.6 15.6 3.03 0 53075
Perry County Indiana 19081 0 14.5 78.2 9.3 3.81 0 49689
Lee County Iowa 34295 0 16.3 74.1 15.7 5.51 0 48266
Ringgold County Iowa 5034 1 10.9 79.2 6.7 3.08 0 50642
Warren County Iowa 50163 1 6.2 79.1 14.2 2.75 1 71514
Barton County Kansas 26476 0 15.7 74.1 8.1 3.62 0 46070
Doniphan County Kansas 7727 0 13.7 75.2 6.9 3.46 1 50300
Morris County Kansas 5455 0 9.8 77.6 7.4 3.12 0 50338
Wilson County Kansas 8675 0 16.8 76.2 8.6 4.7 0 44468
Boyle County Kentucky 29924 1 15.5 69 18.9 5.02 0 43076
Carter County Kentucky 27144 0 21.5 77.9 5.5 9.57 0 35095
Montgomery County Kentucky 27928 1 23 68.7 13.9 6.57 0 42172
Tensas Parish Louisiana 4615 0 38 60.1 3.6 8.4 0 21906
Lincoln County Maine 34204 1 11.8 85.7 6.5 3.23 0 54041
Washington County Maine 31593 0 18.2 76.2 8 4.91 0 40328
Charles County Maryland 159700 1 6.9 81.1 9.8 3.99 1 93973
Kent County Maryland 19384 0 13.1 71.8 12.6 4.48 0 56638
Midland County Michigan 83411 0 11.3 76.6 14.8 4.75 1 57117
Houston County Minnesota 18660 0 8.9 81.7 11.2 3.38 1 56837
Wilkin County Minnesota 6324 0 9.9 83 13.4 3.13 0 52917
Carroll County Mississippi 10139 0 14 81.4 3.2 5.81 0 43068
Tishomingo County Mississippi 19542 1 18.6 79.8 6.1 5 0 36672
Cedar County Missouri 14073 1 22.6 76.3 5.6 4.11 0 35930
Morgan County Missouri 20145 1 25.5 81.7 3.5 5 0 34776
Perry County Missouri 19225 1 8.2 78.1 7.3 2.7 0 54935
Phelps County Missouri 44744 0 20.4 65.5 19.2 3.81 0 41681
Platte County Missouri 101187 1 7.2 67.7 27.1 3.18 1 74199
Wayne County Missouri 13296 0 23.4 73.3 4.2 5.13 0 35135
Golden Valley County Montana 822 0 18.2 76 0 5 1 43854
Treasure County Montana 679 0 17 67.7 0.7 3.77 0 42454
Boone County Nebraska 5352 0 7.3 74.6 7.1 2.47 0 53854
Hayes County Nebraska 893 0 9 70.2 2.3 2.46 0 44946
Elko County Nevada 52649 1 11.5 71.1 15.9 3.7 0 76178
Cortland County New York 47786 0 14.7 66.3 30 5.87 0 52451
Saratoga County New York 229869 1 6.6 73.8 23.7 4.02 1 77548
Tioga County New York 48578 0 11.2 80 13.5 5.18 1 57153
Alexander County North Carolina 37286 1 14.7 79.9 2.2 3.67 1 44523
Alleghany County North Carolina 11031 1 21 74 6.2 5.16 0 38944
Divide County North Dakota 2288 0 13 81 7.3 1.66 0 54223
Sheridan County North Dakota 1353 1 15.4 86.1 4.4 4.53 0 49750
Stutsman County North Dakota 21087 0 11.1 68.7 24.3 2.32 0 56088
Athens County Ohio 66597 1 30.2 58.6 23.6 6.05 0 37191
Medina County Ohio 178371 1 6.2 81.8 13.4 4.73 1 71595
Caddo County Oklahoma 29173 0 20.8 71.6 7.1 4.49 0 41626
Jefferson County Oklahoma 6183 0 20.9 77.9 7.3 5.59 0 35933
Oglala Lakota County South Dakota 14354 1 12.2 51.3 3.8 4.9 0 42231
Polk County Tennessee 16757 1 17 80.7 4 4.56 1 42307
Anderson County Texas 57741 0 15.7 73.7 8 3.62 0 42313
Andrews County Texas 17722 1 11.9 79.9 9.5 3.06 0 70753
Brown County Texas 38053 1 16.4 72.5 10.2 3.84 0 43062
Dickens County Texas 2209 0 16.6 80.4 3.5 4.69 0 43088
Gaines County Texas 20638 1 11 73 6.3 3.03 0 58167
Hall County Texas 3071 0 22.2 67 8.8 6.2 0 31324
Hill County Texas 35852 1 17.5 76.5 5.5 3.88 0 45970
Howard County Texas 36040 0 13.9 68.9 11.6 4.3 0 50855
Hunt County Texas 93872 1 18.8 70.5 14.7 3.92 1 49319
Montgomery County Texas 570934 1 10.3 75.6 13.5 4.33 1 74323
Smith County Texas 227727 1 16.3 69.4 16.5 4.06 1 50742
Swisher County Texas 7515 0 22.2 69.3 8.4 4.06 0 37883
Tyler County Texas 21539 1 15.8 81.7 3.1 7.31 0 44396
Bath County Virginia 4297 0 9.3 87 0.9 3.3 0 44483
Charlotte County Virginia 12119 0 22.7 77.9 4.1 4.74 0 38350
Franklin County Virginia 56445 1 14.8 78.5 7.8 3.97 1 51208
Mecklenburg County Virginia 30686 0 16.9 75.1 4.4 5.25 0 41126
Wythe County Virginia 28882 0 15.2 77 7.2 5.21 0 46119
Chesapeake Virginia 240397 1 9.6 74.9 16.8 3.87 1 72214
Manassas Park Virginia 16591 1 10.3 71.2 16.6 3.35 1 79131
Poquoson Virginia 12053 0 4.9 84.8 6.1 3.49 1 88328
Hampshire County West Virginia 23471 0 16.9 67.6 5.1 3.93 1 36575
Mason County West Virginia 26801 0 19.3 78.1 6.9 6.7 0 38977
Calumet County Wisconsin 50067 1 5.9 83.6 13.3 2.77 1 70662
Vernon County Wisconsin 30759 1 16.6 79 10.3 3.07 0 49996
Waukesha County Wisconsin 400621 1 5 77.7 22.1 2.9 1 81140
Natrona County Wyoming 79547 0 9.9 70.4 15.8 5.31 1 59400

Calculate the test statistic (Round answer to 2 decimal places) Calculate the p-value (Round answer to 4 decimal places) This test statistic leads to a decision to

  • reject the null
  • accept the null
  • fail to reject the null

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