taxes Property Tax

School and Appraisal Districts Property Value Study 2013 Report

2013 Confidence Interval Detail
096/Hall
096-904/Memphis ISD

Category Summary

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

Stratum
Variance
A 7,703,290 0.9337 8,250,284 10 444 .023612250
A 8,088,940 0.9676 8,359,797 11 241 .011868717
A 8,538,200 0.9129 9,352,832 9 170 .004472876
A 8,568,970 0.9739 8,798,614 9 94 .003536146
E 6,914,340 0.9637 7,174,785 15 320 .003643181
F1 2,522,520 0.8093 3,116,916 9 93 .048871272
F1 2,639,380 0.9584 2,753,944 7 22 .017236598
F1 1,510,800 1.0398 1,452,972 4 5 .001053584
F1 2,803,720 1.0162 2,759,024 3 5 .000641347
L1 1,922,280 1.0863 1,769,566 9 73 .009622857
L1 2,020,640 0.9977 2,025,298 8 18 .001613561
L1 2,424,680 1.0029 2,417,669 5 8 .004020594
Random Totals: 55,657,760   58,231,701 99 1,493  
Catg J Exception Values: 696,250   715,211      
Catg D1 Exception Values: 35,649,730   36,835,462      
Catg L1 Exception Values: 1,994,580   1,949,357      
Total Test Values (4): 93,998,320   97,731,731      

Margin of Error

Margin of Error Percent: 5.0000005
Margin of Error Value: 4,886,587

Confidence Interval Values (5)

State Lower Limit: 92,845,144 (State Test Value minus Margin of Error Percent)
Local Test Value: 93,998,320 (Within Confidence Interval)
State Upper Limit: 102,618,318 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 117,261,016 (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