taxes Property Tax Assistance

2018 Confidence Interval Detail

165/Midland
165-901/Midland ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 2,107,937,178 0.9257 2,277,127,771 216 14628 0.022841408
A 2,228,794,589 0.9514 2,342,647,245 226 9557 0.013657709
A 2,315,811,254 0.9485 2,441,551,138 210 6974 0.014808136
A 2,744,939,774 0.9499 2,889,714,469 176 4459 0.020133075
B 135,487,227 0.7450 181,862,050 9 143 0.065545728
B 199,278,343 0.7350 271,126,997 6 22 0.053557163
B 211,092,471 0.5236 403,155,980 6 14 0.099507138
E 352,601,909 0.9870 357,246,108 14 1811 0.157399962
F1 637,786,071 0.9924 642,670,366 15 1674 0.002671406
F1 586,011,730 0.9863 594,151,607 15 392 0.002912516
F1 754,309,796 0.9761 772,779,219 15 179 0.001841697
F1 654,750,623 0.9701 674,931,062 15 42 0.003263263
G1 1,357,055,200 1.0578 1,282,903,384 12 315 0.013683483
G1 1,379,147,372 0.9958 1,384,964,222 10 72 0.002328600
G1 1,389,336,131 0.9991 1,390,587,660 8 21 0.001228533
G1 1,278,481,350 0.9887 1,293,093,304 4 6 0.005798600
L1 297,495,180 1.0337 287,796,440 10 1999 0.001299193
L1 289,990,140 0.9952 291,388,806 10 339 0.002766296
L1 287,705,435 0.9806 293,397,343 9 118 0.001546865
L1 476,299,110 1.0450 455,788,622 9 55 0.026916332
Random Totals: 19,684,310,883 20,528,883,793 995 42,820
CATG B EXCEPTION VALUES: 214,644,830 253,184,592
CATG D1 EXCEPTION VALUES: 10,439,300 10,709,924
CATG J EXCEPTION VALUES: 192,607,150 201,831,719
Total Test Values(3) 20,102,002,163 20,994,610,028

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,049,730,501

Confidence Interval Values(5)

Local Test Value: 20,102,002,163 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 19,944,879,527 (State Test Value minus Margin of Error Percent)
State Upper Limit: 22,044,340,529 (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