taxes Property Tax Assistance

2017 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 8,405,150 0.8193 10,258,941 7 446 .039217112
A 8,345,040 0.9291 8,981,853 7 220 .005060689
A 8,890,330 0.9605 9,255,940 7 158 .006333039
A 9,610,050 0.9682 9,925,687 7 93 .006667334
E 8,911,110 0.9559 9,322,220 10 412 .008576413
F1 3,701,450 0.8592 4,308,019 9 86 .071218483
F1 4,190,190 0.9566 4,380,295 7 22 .009743423
F1 3,019,760 0.9846 3,066,992 4 6 .001190279
Random Totals: 55,073,080   59,499,947 58 1,443  
Catg J Exception Values: 9,463,650   11,035,949      
Catg D1 Exception Values: 31,008,550   30,441,524      
Catg F1 Exception Values: 797,240   783,603      
Total Test Values (4): 96,342,520   101,761,023      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 5,088,051

Confidence Interval Values (5)

Local Test Value: 96,342,520 (Outside Confidence Interval)
State Lower Limit: 96,672,972 (State Test Value minus Margin of Error Percent)
State Upper Limit: 106,849,074 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 147,194,206 (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, D2, E, 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