taxes Property Tax Assistance

2023 Confidence Interval Detail

Montgomery County
170-903/Montgomery ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 2,127,849,293 0.9663 2,202,058,670 155 8,127 0.014794041
A 2,250,376,960 0.9375 2,400,402,091 148 5,039 0.037441513
A 2,454,322,130 0.9694 2,531,795,059 149 3,560 0.016836010
A 2,975,557,803 0.9660 3,080,287,581 103 2,454 0.016128021
C1 103,294,210 0.6489 159,183,557 40 3,128 0.210205139
C1 70,721,250 0.4930 143,450,811 23 722 0.787844441
C1 84,968,620 0.8598 98,823,703 14 365 0.050849256
C1 124,039,760 1.2190 101,755,340 11 128 0.070968656
E 610,254,827 0.8208 743,487,850 16 1,325 0.033720965
F1 158,838,989 0.8934 177,791,570 10 219 0.054960978
F1 156,647,590 0.9269 169,001,608 9 76 0.026135736
F1 153,496,480 0.9734 157,691,062 8 35 0.005120394
F1 145,339,920 0.9977 145,674,972 5 8 0.004103446
Random Totals: 11,415,707,832 12,111,403,874 691 25,186
CATG D1 EXCEPTION VALUES: 11,193,889 8,056,431
Total Test Values 11,426,901,721 12,119,460,305

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 605,973,015

Confidence Interval Values(5)

Local Test Value: 11,426,901,721 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 11,513,487,290 (State Test Value minus Margin of Error Percent)
State Upper Limit: 12,725,433,320 (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