taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
066/Duval
066-902/San Diego ISD

Category Summary

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

Stratum
Variance
A 10,687,000 0.5206 20,528,237 9 477 .050896371
A 12,360,060 0.7838 15,769,405 10 306 .057482087
A 16,033,605 0.8415 19,053,601 9 249 .067939303
A 17,545,208 1.0497 16,714,497 10 123 .017718075
E 32,310,038 0.6697 48,245,540 10 923 .851215255
G1 3,637,910 1.0887 3,341,517 7 27 .050566214
G1 4,585,430 1.1441 4,007,893 4 7 .071941707
Random Totals: 97,159,251   127,660,690 59 2,112  
Catg J Exception Values: 18,060,850   20,578,120      
Catg D1 Exception Values: 20,298,791   20,889,634      
Catg G1 Exception Values: 6,236,150   7,617,457      
Total Test Values (4): 141,755,042   176,745,901      

Margin of Error

Margin of Error Percent: 16.1624433
Margin of Error Value: 28,566,456

Confidence Interval Values (5)

Local Test Value: 141,755,042 (Outside Confidence Interval)
State Lower Limit: 148,179,445 (State Test Value minus Margin of Error Percent)
State Upper Limit: 205,312,357 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 182,016,295 (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