taxes Property Tax Assistance

2020 Confidence Interval Detail

Starr County
214-901/Rio Grande City CISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 131,329,110 0.7229 181,669,816 16 4,563 0.096214548
A 150,592,998 0.6961 216,338,167 16 2,903 0.116238010
A 146,064,683 0.6942 210,407,207 18 1,609 0.081587207
A 151,533,620 0.7254 208,896,636 15 932 0.076007155
C1 10,676,281 0.5615 19,013,858 12 1,473 0.182829682
C1 22,994,920 0.6816 33,736,678 10 1,711 0.369788034
C1 25,108,899 0.8670 28,960,668 11 968 0.037036296
C1 17,862,990 0.8258 21,631,133 11 227 0.025015744
F1 34,494,032 0.7886 43,740,847 14 389 0.120073718
F1 32,677,228 0.7761 42,104,404 13 119 0.133594282
F1 39,411,550 0.8473 46,514,281 11 56 0.063189647
F1 31,360,690 0.7113 44,089,259 6 9 0.102971165
G1 25,877,067 0.9976 25,939,321 10 190 0.000189707
G1 25,625,884 0.9972 25,697,838 9 65 0.000218250
G1 26,138,260 0.9976 26,201,143 7 37 0.000242627
G1 25,197,884 0.9882 25,498,769 7 16 0.000864571
Random Totals: 896,946,096 1,200,440,025 186 15,267
CATG D1 EXCEPTION VALUES: 6,455,230 7,782,409
CATG J EXCEPTION VALUES: 3,106,878 3,041,992
Total Test Values 906,508,204 1,211,264,426

Margin of Error

Margin of Error Percent: 5.2587739
Margin of Error Value: 63,697,657

Confidence Interval Values(5)

Local Test Value: 906,508,204 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 1,147,566,769 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,274,962,083 (State Test Value plus Margin of Error Percent)

Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values