taxes Property Tax Assistance

2018 Confidence Interval Detail

093/Grimes
154-901/Madisonville CISD

Category Summary

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

Stratum
Variance
A 5,463,750 0.6788 8,049,131 16 138 .034802215
A 10,021,210 0.6422 15,604,500 14 187 .018066836
A 9,249,650 0.8128 11,379,983 20 117 .061613923
A 9,905,360 1.0058 9,848,240 18 66 .029170584
E 53,751,191 0.9203 58,406,162 23 501 .080296546
Random Totals: 88,391,161   103,288,016 91 1,009  
Catg J Exception Values: 3,343,623   3,723,425      
Catg D1 Exception Values: 3,534,742   3,781,695      
Total Test Values (4): 95,269,526   110,793,136      

Margin of Error

Margin of Error Percent: 6.2639223
Margin of Error Value: 6,939,996

Confidence Interval Values (5)

Local Test Value: 95,269,526 (Outside Confidence Interval)
State Lower Limit: 103,853,140 (State Test Value minus Margin of Error Percent)
State Upper Limit: 117,733,132 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 121,921,453 (See ISD Summary Worksheet)

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
(6) Includes local value of unstudied property categories and sub-categories