taxes Property Tax Assistance

2017 Confidence Interval Detail

126/Johnson
126-907/Rio Vista ISD

Category Summary

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

Stratum
Variance
A 12,517,103 0.8727 14,342,962 10 193 .028558229
A 14,206,160 0.9477 14,990,145 9 112 .006565841
A 14,231,432 0.8844 16,091,624 9 63 .008584289
A 13,708,619 0.9532 14,381,682 8 39 .005891092
C1 13,141,983 2.4352 5,396,675 19 591 1.046038530
C1 4,280,535 2.5142 1,702,544 10 122 .469170642
C1 7,291,188 2.3990 3,039,261 10 139 .564420938
C1 9,296,521 4.0102 2,318,219 9 121 1.813789154
E 107,208,666 0.8994 119,200,207 32 1,230 .052675146
Random Totals: 195,882,207   191,463,319 116 2,610  
Catg J Exception Values: 2,961,724   3,728,488      
Catg D1 Exception Values: 4,408,401   2,942,682      
Total Test Values (4): 203,252,332   198,134,489      

Margin of Error

Margin of Error Percent: 5.1914833
Margin of Error Value: 10,286,119

Confidence Interval Values (5)

State Lower Limit: 187,848,370 (State Test Value minus Margin of Error Percent)
Local Test Value: 203,252,332 (Within Confidence Interval)
State Upper Limit: 208,420,608 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 254,405,001 (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