taxes Property Tax Assistance

2017 Confidence Interval Detail

170/Montgomery
170-906/Magnolia ISD

Category Summary

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

Stratum
Variance
A 1,055,426,532 0.9605 1,098,830,330 150 6,352 .020894706
A 1,217,700,471 0.9797 1,242,931,990 150 4,291 .011929186
A 1,115,986,580 0.9838 1,134,363,265 137 2,625 .010658556
A 1,073,854,604 0.9924 1,082,078,400 70 1,572 .007983790
E 570,132,942 0.9742 585,231,926 34 1,704 .039085086
F1 109,298,895 0.9184 119,010,121 12 390 .032082849
F1 100,998,520 1.0745 93,995,831 9 147 .008835709
F1 121,748,090 0.9400 129,519,245 10 74 .049139836
F1 143,384,520 0.9821 145,997,882 7 21 .010962761
Random Totals: 5,508,531,154   5,631,958,990 579 17,176  
Catg D1 Exception Values: 17,328,967   14,498,767      
Total Test Values (4): 5,525,860,121   5,646,457,757      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 282,322,887

Confidence Interval Values (5)

State Lower Limit: 5,364,134,870 (State Test Value minus Margin of Error Percent)
Local Test Value: 5,525,860,121 (Within Confidence Interval)
State Upper Limit: 5,928,780,644 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 5,748,862,163 (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