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2009 Confidence Interval Detail
161/McLennan
161-921/Connally ISD

Category Summary

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

Stratum
Variance
A 70,946,731 0.9561 74,204,300 16 1,243 .031989278
A 66,539,085 0.9435 70,523,672 19 722 .012805644
A 71,039,606 1.0089 70,412,931 22 569 .017318998
A 70,498,007 1.0006 70,455,734 10 323 .059926951
B 6,843,792 1.0339 6,619,395 7 69 .015765442
B 8,734,986 0.9631 9,069,656 6 23 .004373257
B 14,183,780 0.9473 14,972,849 4 6 .001092891
D3 40,292,676 0.9487 42,471,462 12 1,011 .005907008
F1 6,991,119 0.9824 7,116,367 7 86 .025044204
F1 7,547,123 0.9683 7,794,199 6 35 .006073455
F1 7,523,630 1.0043 7,491,417 5 19 .002233388
F1 9,658,184 1.0448 9,244,051 3 7 .006407524
L1 11,268,631 0.9876 11,410,116 7 184 .005338005
L1 10,712,400 0.9630 11,123,988 6 30 .010507411
L1 8,206,562 0.9746 8,420,441 5 7 .005792461
Random Totals: 410,986,312   421,330,578 135 4,334  
Catg D1 Exception Values: 1,270,092   990,239      
Catg L1 Exception Values: 11,381,842   11,290,294      
Total Test Values (4): 423,638,246   433,611,111      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 21,680,556

Confidence Interval Values (5)

State Lower Limit: 411,930,555 (State Test Value minus Margin of Error Percent)
Local Test Value: 423,638,246 (Within Confidence Interval)
State Upper Limit: 455,291,667 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 525,732,391 (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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