taxes Property Tax Assistance

2021 Confidence Interval Detail

Galveston County
084-910/Clear Creek ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 1,737,433,946 1.0035 1,731,374,137 150 8,020 0.008131036
A 2,230,387,713 1.0119 2,204,158,230 148 7,638 0.005562815
A 2,597,673,201 1.0079 2,577,312,433 145 7,192 0.009357218
A 2,905,535,339 1.0018 2,900,314,772 148 5,279 0.016482899
B 538,853,230 1.0259 525,249,274 7 22 0.022985037
F1 269,096,102 0.9456 284,577,096 11 434 0.080240991
F1 338,143,839 0.9522 355,118,503 10 188 0.064217512
F1 229,385,800 1.0029 228,722,505 9 47 0.133568903
F1 399,341,960 1.0478 381,124,222 7 35 0.049382258
L1 64,708,370 0.9914 65,269,689 10 778 0.006392575
L1 64,044,910 0.9846 65,046,628 10 136 0.007527605
L1 55,219,910 0.9700 56,927,742 8 33 0.002761262
L1 81,887,880 0.9495 86,243,160 7 14 0.002647612
Random Totals: 11,511,712,200 11,461,438,391 670 29,816
CATG D1 EXCEPTION VALUES: 203,600 143,562
Total Test Values 11,511,915,800 11,461,581,953

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 573,079,098

Confidence Interval Values(5)

Local Test Value: 11,511,915,800 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 10,888,502,855 (State Test Value minus Margin of Error Percent)
State Upper Limit: 12,034,661,051 (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