Thanksgiving Day Holiday Hours

Quick Start for:

2008 Confidence Interval Detail
091/Grayson
091-908/Van Alstyne ISD

Category Summary

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

Stratum
Variance
A 57,420,450 1.0604 54,149,802 8 692 .054434780
A 60,767,199 0.9259 65,630,413 10 441 .029908214
A 59,664,874 0.8827 67,593,604 7 333 .015798516
A 62,791,808 1.0358 60,621,556 11 229 .019432950
D3 65,744,276 0.9864 66,650,726 18 1,688 .001332816
F1 6,907,010 0.9391 7,354,925 7 63 .017288664
F1 8,164,389 0.7760 10,521,120 6 25 .066134170
F1 7,387,171 0.7868 9,388,880 4 10 .040549804
Random Totals: 328,847,177   341,911,026 71 3,481  
Catg D1 Exception Values: 4,092,521   2,929,522      
Catg F1 Exception Values: 4,536,418   5,531,252      
Total Test Values (4): 337,476,116   350,371,800      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 17,518,590

Confidence Interval Values (5)

State Lower Limit: 332,853,210 (State Test Value minus Margin of Error Percent)
Local Test Value: 337,476,116 (Within Confidence Interval)
State Upper Limit: 367,890,390 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 355,874,843 (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

Required Plug-ins