taxes Property Tax Assistance

2018 Confidence Interval Detail

163/Medina
163-908/Medina Valley ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 196,805,781 0.8612 228,525,059 55 2079 0.028892567
A 195,634,680 0.9465 206,692,742 56 1049 0.008403359
A 271,981,931 0.9271 293,368,494 63 1046 0.010691438
A 285,664,957 0.9787 291,882,045 45 705 0.002372709
C1 17,517,864 0.8234 21,275,035 8 578 0.041384579
C1 22,043,720 0.9904 22,257,391 8 447 0.082981752
C1 32,903,961 1.0618 30,988,850 12 398 0.076287411
C1 27,983,330 0.9943 28,143,749 7 83 0.166229531
E 136,876,300 1.0875 125,863,264 17 1038 0.018511742
F1 17,721,200 0.8667 20,446,752 10 100 0.080714478
F1 15,658,030 0.8709 17,979,137 7 39 0.033678474
F1 21,692,770 1.0857 19,980,446 8 28 0.046812257
F1 16,885,530 1.0075 16,759,831 5 8 0.043388463
Random Totals: 1,259,370,054 1,324,162,795 301 7,598
CATG D1 EXCEPTION VALUES: 18,597,143 20,383,082
Total Test Values(1) 1,277,967,197 1,344,545,877

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 67,227,294

Confidence Interval Values(5)

Local Test Value: 1,277,967,197 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 1,277,318,583 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,411,773,171 (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