taxes Property Tax Assistance

2017 Confidence Interval Detail

076/Fisher
076-903/Roby CISD

Category Summary

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

Stratum
Variance
A 2,596,590 0.9203 2,821,460 13 97 .057944190
A 2,049,690 0.8082 2,536,117 11 44 .016102405
A 2,863,500 0.9203 3,111,485 12 45 .035684704
A 2,521,480 0.9412 2,679,006 9 25 .007802619
E 28,921,930 0.9038 32,000,365 21 714 .073097709
G1 3,289,770 0.9924 3,314,964 14 27 .005845627
G1 3,412,850 1.0177 3,353,493 5 6 .000746627
Random Totals: 45,655,810   49,816,890 85 958  
Catg J Exception Values: 2,627,570   2,699,638      
Catg D1 Exception Values: 17,914,020   15,969,338      
Catg G1 Exception Values: 5,867,610   6,001,262      
Total Test Values (4): 72,065,010   74,487,128      

Margin of Error

Margin of Error Percent: 5.0159391
Margin of Error Value: 3,736,229

Confidence Interval Values (5)

State Lower Limit: 70,750,899 (State Test Value minus Margin of Error Percent)
Local Test Value: 72,065,010 (Within Confidence Interval)
State Upper Limit: 78,223,357 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 116,220,447 (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