taxes Property Tax Assistance

2021 Confidence Interval Detail

Gray County
033-901/Groom ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
E 3,545,580 1.0199 3,476,400 21 49 0.081704855
Random Totals: 3,545,580 3,476,400 21 49
CATG D1 EXCEPTION VALUES: 3,441,089 3,842,998
CATG J EXCEPTION VALUES: 2,064,500 2,148,002
Total Test Values 9,051,169 9,467,400

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 473,370

Confidence Interval Values(5)

Local Test Value: 9,051,169 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 8,994,030 (State Test Value minus Margin of Error Percent)
State Upper Limit: 9,940,770 (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