taxes Property Tax Assistance

2020 Confidence Interval Detail

Grimes County
093-904/Navasota ISD

Category Summary

(1)
Category
(1)
Local
Value
(1)
Stratum
Ratio
(1)
State
Value
(2)
Sample
Size
(3)
Total
Parcels

Stratum
Variance
A 126,500,999 0.9267 136,506,959 30 1,582 0.033373149
A 139,204,485 0.9779 142,350,429 38 929 0.009904508
A 160,240,822 1.0054 159,380,169 39 732 0.006282651
A 168,557,930 1.0027 168,104,049 13 417 0.004066766
E 415,246,858 0.9751 425,850,536 24 2,190 0.021181173
F1 30,138,980 0.8798 34,256,627 11 202 0.054206049
F1 27,746,421 1.0079 27,528,942 11 54 0.017457702
F1 37,463,717 0.9547 39,241,350 9 31 0.002665388
F1 25,332,565 1.1017 22,994,068 5 7 0.034364727
Random Totals: 1,130,432,777 1,156,213,129 180 6,144
CATG D1 EXCEPTION VALUES: 14,358,129 15,047,266
CATG J EXCEPTION VALUES: 37,481,134 46,199,387
Total Test Values 1,182,272,040 1,217,459,782

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 60,872,989

Confidence Interval Values(5)

Local Test Value: 1,182,272,040 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 1,156,586,793 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,278,332,771 (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