taxes Property Tax Assistance

2017 Confidence Interval Detail

150/Llano
150-901/Llano ISD

Category Summary

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

Stratum
Variance
A 723,558,915 0.8800 822,226,040 59 4,013 .035661431
A 737,464,340 0.9151 805,883,882 60 1,612 .020434381
A 755,870,702 0.9218 819,994,253 40 893 .012123957
A 801,714,224 0.9492 844,620,969 19 413 .020402942
C1 68,545,396 1.0009 68,483,761 48 4,566 .117375445
C1 60,800,980 0.8969 67,790,144 19 791 .041503563
C1 47,018,502 0.9237 50,902,351 12 210 .019301791
C1 65,821,780 1.0393 63,332,801 11 95 .016490863
Random Totals: 3,260,794,839   3,543,234,201 268 12,593  
Catg D1 Exception Values: 37,903,152   42,490,246      
Total Test Values (4): 3,298,697,991   3,585,724,447      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 179,286,222

Confidence Interval Values (5)

Local Test Value: 3,298,697,991 (Outside Confidence Interval)
State Lower Limit: 3,406,438,225 (State Test Value minus Margin of Error Percent)
State Upper Limit: 3,765,010,669 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 3,588,211,089 (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