taxes Property Tax Assistance

2018 Confidence Interval Detail

093/Grimes
093-903/Iola ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 20,174,010 0.9847 20,487,468 12 190 0.049957089
A 21,008,140 0.9510 22,090,578 11 67 0.007523218
A 25,537,430 0.9742 26,213,745 11 58 0.005060308
A 24,675,330 0.9726 25,370,481 11 41 0.004866171
E 115,902,920 0.9628 120,381,097 22 1016 0.018994465
G1 13,011,193 1.0254 12,688,895 7 20 0.000213345
G1 13,858,057 1.0118 13,696,439 5 9 0.001107050
G1 11,611,571 1.0433 11,129,657 3 4 0.000240726
G1 11,487,190 1.0202 11,259,743 2 3 0.002846999
Random Totals: 257,265,841 263,318,103 84 1,408
CATG D1 EXCEPTION VALUES: 5,241,022 5,619,195
CATG J EXCEPTION VALUES: 13,178,359 13,747,944
Total Test Values(2) 275,685,222 282,685,242

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 14,134,262

Confidence Interval Values(5)

Local Test Value: 275,685,222 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 268,550,980 (State Test Value minus Margin of Error Percent)
State Upper Limit: 296,819,504 (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