taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
125/Jim Wells
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 1,645,189 0.5230 3,145,677 10 106 .190693857
A 1,551,854 0.7465 2,078,840 10 54 .041992217
A 1,634,927 0.6820 2,397,254 10 31 .019181216
A 1,734,709 0.8270 2,097,593 10 16 .026984020
E 11,297,630 0.8018 14,090,334 11 348 .041393948
F1 6,361,572 0.9934 6,403,837 16 47 .096464670
L1 1,782,851 0.9977 1,786,961 9 46 .000496124
Random Totals: 26,008,732   32,000,496 76 648  
Catg J Exception Values: 2,489,790   2,811,106      
Catg D1 Exception Values: 2,507,287   2,530,585      
Catg L1 Exception Values: 1,138,364   1,137,771      
Total Test Values (4): 32,144,173   38,479,958      

Margin of Error

Margin of Error Percent: 5.3985246
Margin of Error Value: 2,077,350

Confidence Interval Values (5)

Local Test Value: 32,144,173 (Outside Confidence Interval)
State Lower Limit: 36,402,608 (State Test Value minus Margin of Error Percent)
State Upper Limit: 40,557,308 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 37,085,664 (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