taxes Property Tax Assistance

2017 Confidence Interval Detail

122/Jeff Davis
122-902/Valentine ISD

Category Summary

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

Stratum
Variance
A 1,170,220 0.7003 1,671,027 15 50 .118831297
A 1,573,140 0.9512 1,653,848 7 19 .003837793
A 1,030,100 0.9527 1,081,243 4 8 .004567746
E 11,180,660 0.8577 13,035,630 20 298 .018089299
Random Totals: 14,954,120   17,441,748 46 375  
Catg J Exception Values: 18,755,090   18,122,593      
Catg D1 Exception Values: 7,332,170   7,488,200      
Catg A Exception Values: 1,662,330   1,665,548      
Total Test Values (4): 42,703,710   44,718,089      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,235,904

Confidence Interval Values (5)

State Lower Limit: 42,482,185 (State Test Value minus Margin of Error Percent)
Local Test Value: 42,703,710 (Within Confidence Interval)
State Upper Limit: 46,953,993 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 48,518,482 (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