taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
034/Cass
034-901/Atlanta ISD

Category Summary

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

Stratum
Variance
A 35,765,890 1.1087 32,259,304 8 691 .019361720
A 37,267,740 0.9600 38,820,562 16 451 .021469490
A 39,166,510 0.9311 42,064,773 13 325 .010649614
A 36,447,290 0.9502 38,357,493 9 176 .016852285
E 193,551,189 1.0195 189,849,131 24 3,100 .008596608
F1 14,448,947 1.0145 14,242,432 9 174 .077859860
F1 14,802,903 0.9561 15,482,589 8 51 .002481504
F1 16,158,201 0.9830 16,437,641 7 23 .001858775
F1 13,399,625 1.0014 13,380,892 3 5 .000299958
Random Totals: 401,008,295   400,894,817 97 4,996  
Catg J Exception Values: 8,544,424   8,725,454      
Catg D1 Exception Values: 20,756,436   22,086,483      
Total Test Values (4): 430,309,155   431,706,754      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 21,585,337

Confidence Interval Values (5)

State Lower Limit: 410,121,417 (State Test Value minus Margin of Error Percent)
Local Test Value: 430,309,155 (Within Confidence Interval)
State Upper Limit: 453,292,091 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 516,382,584 (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