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2007 Confidence Interval Detail
077/Floyd
077-902/Lockney ISD

Category Summary

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

Stratum
Variance
A 5,512,229 0.8324 6,622,092 20 286 .072100014
A 5,447,601 0.9024 6,036,792 16 159 .022944598
A 5,494,229 0.8519 6,449,383 20 95 .015578400
A 5,398,349 0.9488 5,689,660 14 49 .004217376
D3 11,565,840 0.8003 14,451,881 30 1,563 .075609502
F1 596,468 0.9265 643,786 7 42 .014847958
F1 2,482,103 0.9861 2,517,091 7 15 .024313943
L1 423,121 0.8798 480,929 5 22 .041931168
L1 429,129 1.0718 400,382 4 10 .003749047
L1 403,619 0.7806 517,063 2 5 .058223257
L1 3,979,266 1.0271 3,874,273 2 3 .000906928
Random Totals: 41,731,954   47,683,332 127 2,249  
Catg J Exception Values: 1,578,970   1,599,857      
Catg D1 Exception Values: 25,885,700   20,286,854      
Total Test Values (4): 69,196,624   69,570,043      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 3,478,502

Confidence Interval Values (5)

State Lower Limit: 66,091,541 (State Test Value minus Margin of Error Percent)
Local Test Value: 69,196,624 (Within Confidence Interval)
State Upper Limit: 73,048,545 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 80,107,712 (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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