taxes Property Tax Assistance

2021 Confidence Interval Detail

Nueces County
178-909/Robstown ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 67,882,997 0.8704 77,990,576 15 1,482 0.081767814
A 65,880,777 0.9194 71,656,273 16 911 0.138086314
A 78,440,899 1.0684 73,419,037 18 704 0.055013145
A 112,124,668 0.9400 119,281,562 15 543 0.016796944
F1 27,135,349 0.8839 30,699,569 14 188 0.055777285
F1 26,689,244 0.8907 29,964,347 11 54 0.044520501
F1 31,998,983 0.7811 40,966,564 9 27 0.083184014
F1 27,505,296 0.8680 31,688,129 5 8 0.071517990
L1 27,007,047 1.0312 26,189,921 14 95 0.019259426
L1 29,622,956 1.0065 29,431,650 10 15 0.006001945
L1 32,684,603 1.1579 28,227,483 4 6 0.002607229
Random Totals: 526,972,819 559,515,111 131 4,033
CATG D1 EXCEPTION VALUES: 18,743,724 19,798,060
CATG J EXCEPTION VALUES: 25,037,950 24,984,724
CATG L1 EXCEPTION VALUES: 33,702,693 27,485,169
Total Test Values 604,457,186 631,783,064

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 31,589,153

Confidence Interval Values(5)

Local Test Value: 604,457,186 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 600,193,911 (State Test Value minus Margin of Error Percent)
State Upper Limit: 663,372,217 (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