Quick Start for:

2009 Confidence Interval Detail
187/Polk
187-904/Corrigan-Camden ISD

Category Summary

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

Stratum
Variance
A 13,689,165 0.9012 15,189,930 15 530 .068385780
A 15,283,088 0.9032 16,921,045 16 309 .025373019
A 15,463,681 0.8882 17,410,134 18 195 .024448791
A 19,989,085 0.8728 22,902,251 18 146 .027707397
D3 29,166,359 0.9784 29,810,261 25 2,342 .017940940
G1 10,615,520 1.0900 9,739,009 5 19 .009294352
Random Totals: 104,206,898   111,972,630 97 3,541  
Catg J Exception Values: 20,582,931   20,428,199      
Catg D1 Exception Values: 31,772,531   33,897,851      
Catg G1 Exception Values: 17,945,080   9,132,855      
Total Test Values (4): 174,507,440   175,431,535      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 8,771,577

Confidence Interval Values (5)

State Lower Limit: 166,659,958 (State Test Value minus Margin of Error Percent)
Local Test Value: 174,507,440 (Within Confidence Interval)
State Upper Limit: 184,203,112 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 262,450,772 (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