taxes Property Tax Assistance

2020 Confidence Interval Detail

Waller County
237-904/Waller ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 187,580,431 0.9464 198,204,175 28 1,772 0.045028359
A 251,720,517 0.9715 259,105,010 66 1,341 0.038774220
A 253,229,621 0.9896 255,890,886 40 917 0.010262532
A 265,379,190 0.9884 268,493,717 17 533 0.009624284
E 629,700,351 1.0151 620,333,318 33 2,429 0.052799281
F1 34,327,600 0.6518 52,665,848 10 145 0.190069610
F1 39,153,795 0.8776 44,614,625 10 45 0.076916642
F1 33,954,000 0.8769 38,720,493 8 14 0.020277479
F1 32,588,800 0.7422 43,910,821 3 4 0.066450578
L1 33,591,210 1.0182 32,990,778 11 139 0.040597370
L1 23,259,220 1.0524 22,101,121 7 16 0.062014229
L1 36,195,330 0.9503 38,088,319 4 7 0.002946172
Random Totals: 1,820,680,065 1,875,119,111 237 7,362
CATG D1 EXCEPTION VALUES: 13,232,300 12,866,399
CATG L1 EXCEPTION VALUES: 29,955,120 31,838,881
Total Test Values 1,863,867,485 1,919,824,391

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 95,991,220

Confidence Interval Values(5)

Local Test Value: 1,863,867,485 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 1,823,833,171 (State Test Value minus Margin of Error Percent)
State Upper Limit: 2,015,815,611 (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