taxes Property Tax Assistance

2019 Confidence Interval Detail

Ellis County
070-912/Waxahachie ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 525,953,542 0.9149 574,875,442 96 3857 0.016741553
A 642,448,051 0.9576 670,893,955 98 3197 0.008841694
A 755,305,919 0.9848 766,963,768 98 2930 0.005537009
A 802,545,881 0.9902 810,488,670 98 2070 0.008521355
E 248,354,282 0.9339 265,932,415 19 1367 0.063599609
F1 145,771,360 0.9038 161,287,187 15 349 0.025722261
F1 165,478,239 0.8831 187,383,353 14 119 0.016790423
F1 163,351,248 0.8781 186,028,070 11 39 0.015398887
F1 148,172,688 0.7949 186,404,187 6 11 0.014945339
L1 53,251,721 1.0139 52,521,670 12 295 0.052020767
L1 62,697,637 1.0043 62,429,191 10 73 0.010600325
L1 60,054,886 0.9669 62,110,752 7 19 0.003280552
L1 42,443,580 0.9274 45,766,207 4 6 0.005026297
Random Totals: 3,815,829,034 4,033,084,867 488 14,332
CATG D1 EXCEPTION VALUES: 16,845,516 9,081,502
CATG L1 EXCEPTION VALUES: 95,642,560 89,021,753
Total Test Values(2) 3,928,317,110 4,131,188,122

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 206,559,406

Confidence Interval Values(5)

Local Test Value: 3,928,317,110 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 3,924,628,716 (State Test Value minus Margin of Error Percent)
State Upper Limit: 4,337,747,528 (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