taxes Property Tax Assistance

2018 Confidence Interval Detail

105/Hays
016-901/Johnson City ISD

Category Summary

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

Stratum
Variance
A 9,333,940 0.8821 10,581,499 8 38 .028837424
A 12,164,080 0.9775 12,444,072 10 38 .035763317
A 13,566,730 0.9821 13,814,001 9 34 .006245769
A 12,822,630 1.0709 11,973,695 9 22 .006490757
E 31,840,941 0.9597 33,178,015 13 171 .080874664
Random Totals: 79,728,321   81,991,282 49 303  
Total Test Values (4): 79,728,321   81,991,282      

Margin of Error

Margin of Error Percent: 6.6001102
Margin of Error Value: 5,411,515

Confidence Interval Values (5)

State Lower Limit: 76,579,767 (State Test Value minus Margin of Error Percent)
Local Test Value: 79,728,321 (Within Confidence Interval)
State Upper Limit: 87,402,797 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 81,084,337 (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