taxes Property Tax Assistance

2017 Confidence Interval Detail

188/Potter
188-903/Highland Park ISD

Category Summary

(1)
Category		 (1)
Local
Value		 (1)
Stratum
Ratio		 (1)
State
Value		 (2)
Sample
Size		 (3)
Total
Parcels
Stratum
Variance
A 11,565,553 0.9742 11,871,847 9 312 .003266544
A 11,294,102 0.9374 12,048,327 8 112 .019722991
A 11,135,605 0.9993 11,143,405 10 65 .039710221
A 12,540,995 1.0776 11,637,894 7 35 .006661523
F1 24,528,211 0.9884 24,816,077 15 72 .008084785
F1 22,112,896 0.9856 22,435,974 11 23 .006506256
F1 30,392,618 0.9516 31,938,438 7 13 .030343303
F1 33,514,413 0.6925 48,396,264 3 6 .130566056
L1 51,274,203 0.9631 53,238,711 9 96 .003034031
L1 40,359,309 0.9860 40,932,362 7 21 .003426468
L1 78,889,868 1.0303 76,569,803 5 14 .002121635
Random Totals: 327,607,773   345,029,102 91 769  
Catg J Exception Values: 270,023,220   302,205,392      
Catg D1 Exception Values: 5,083,411   4,182,557      
Catg L1 Exception Values: 43,368,843   43,423,875      
Total Test Values (4): 646,083,247   694,840,926      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 34,742,046

Confidence Interval Values (5)

Local Test Value: 646,083,247 (Outside Confidence Interval)
State Lower Limit: 660,098,880 (State Test Value minus Margin of Error Percent)
State Upper Limit: 729,582,972 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,182,353,980 (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