taxes Property Tax Assistance

2019 Confidence Interval Detail

Aransas County
004-901/Aransas County ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 490,246,464 0.8205 597,497,214 32 4849 0.051480623
A 590,954,307 0.9193 642,830,748 50 2932 0.019039814
A 659,348,991 0.9346 705,487,900 36 1931 0.023655436
A 643,032,733 0.9588 670,664,094 16 844 0.004742594
C1 71,284,537 0.8152 87,444,231 18 2624 0.107647206
C1 65,610,075 0.9753 67,271,686 16 776 0.006204887
C1 72,278,039 1.0821 66,794,233 11 350 0.026831217
C1 69,904,030 0.8897 78,570,338 10 129 0.064956397
F1 60,885,943 0.7992 76,183,612 14 362 0.058851835
F1 72,635,501 0.8515 85,302,996 9 163 0.132829141
F1 77,508,795 0.7894 98,186,971 10 83 0.352567813
F1 114,366,762 0.5814 196,709,257 9 42 0.271161531
Random Totals: 2,988,056,177 3,372,943,280 231 15,085
CATG D1 EXCEPTION VALUES: 3,803,105 2,555,566
Total Test Values(1) 2,991,859,282 3,375,498,846

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 168,774,942

Confidence Interval Values(5)

Local Test Value: 2,991,859,282 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 3,206,723,904 (State Test Value minus Margin of Error Percent)
State Upper Limit: 3,544,273,788 (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