taxes Property Tax Assistance

2022 Confidence Interval Detail

Grayson County
091-907/Tioga ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 15,773,120 0.9662 16,324,902 15 116 0.016539104
A 18,483,817 0.9875 18,717,789 15 90 0.009418631
A 39,352,389 0.9515 41,358,265 15 143 0.039591109
A 58,518,382 0.9904 59,085,604 15 130 0.011348066
E 59,451,736 1.1023 53,934,261 20 183 0.087148066
F1 12,395,205 0.9430 13,144,438 12 39 0.035901950
Random Totals: 203,974,649 202,565,259 92 701
CATG D1 EXCEPTION VALUES: 1,375,402 1,144,843
Total Test Values 205,350,051 203,710,102

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 10,185,505

Confidence Interval Values(5)

Local Test Value: 205,350,051 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 193,524,597 (State Test Value minus Margin of Error Percent)
State Upper Limit: 213,895,607 (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