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2011 Confidence Interval Detail
074/Fannin
074-903/Bonham ISD

Category Summary

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

Stratum
Variance
A 66,501,020 1.0083 65,953,605 15 1,589 .006525041
A 69,880,692 1.0227 68,329,610 10 854 .017896105
A 69,423,248 0.9794 70,883,447 10 548 .013626476
A 74,076,377 0.9480 78,139,638 12 334 .005113780
D3 136,067,071 0.9747 139,598,924 15 4,710 .008342889
F1 16,371,153 0.8261 19,817,399 10 243 .074820366
F1 16,233,990 0.7652 21,215,355 10 79 .027052172
F1 11,947,632 0.8333 14,337,732 7 22 .029387970
F1 19,055,908 0.9379 20,317,633 4 11 .021675773
L1 7,260,660 0.9080 7,996,322 10 202 .077827963
L1 6,398,450 1.0583 6,045,970 8 33 .012759117
L1 8,952,620 1.0351 8,649,039 4 5 .002009003
Random Totals: 502,168,821   521,284,674 115 8,630  
Catg J Exception Values: 136,037   122,394      
Catg D1 Exception Values: 10,941,753   10,660,569      
Total Test Values (4): 513,246,611   532,067,637      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 26,603,382

Confidence Interval Values (5)

State Lower Limit: 505,464,255 (State Test Value minus Margin of Error Percent)
Local Test Value: 513,246,611 (Within Confidence Interval)
State Upper Limit: 558,671,019 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 540,778,006 (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, D3, 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

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