taxes Property Tax Assistance

2018 Confidence Interval Detail

109/Hill
109-907/Itasca ISD

Category Summary

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

Stratum
Variance
A 14,238,459 0.9118 15,615,770 11 301 .032026921
A 13,250,330 1.1614 11,408,929 9 162 .094250544
A 15,428,088 1.0565 14,603,018 9 128 .021725078
A 15,251,240 1.1242 13,566,305 8 62 .043451494
E 78,229,625 0.8893 87,967,643 24 842 .056692831
L1 2,091,480 1.2773 1,637,423 6 21 .035146726
L1 1,893,620 1.1642 1,626,542 3 5 .083626885
Random Totals: 140,382,842   146,425,630 70 1,521  
Catg J Exception Values: 11,169,918   12,883,440      
Catg D1 Exception Values: 11,912,689   11,628,693      
Catg L1 Exception Values: 12,641,200   10,728,302      
Total Test Values (4): 176,106,649   181,666,065      

Margin of Error

Margin of Error Percent: 5.0470367
Margin of Error Value: 9,168,753

Confidence Interval Values (5)

State Lower Limit: 172,497,312 (State Test Value minus Margin of Error Percent)
Local Test Value: 176,106,649 (Within Confidence Interval)
State Upper Limit: 190,834,818 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 209,035,379 (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