taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
170/Montgomery
170-908/New Caney ISD

Category Summary

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

Stratum
Variance
A 390,292,898 0.8016 486,892,338 52 4,625 .043971387
A 382,865,240 0.8815 434,333,795 65 2,522 .049247344
A 556,629,750 0.9606 579,460,493 75 2,680 .010682501
A 594,376,419 0.9577 620,629,027 39 1,840 .012319120
B 246,609,482 0.9456 260,796,830 12 37 .016894474
F1 137,265,295 0.9971 137,664,522 10 366 .031576900
F1 135,486,090 1.0526 128,715,647 9 81 .010538639
F1 152,489,000 0.9504 160,447,180 7 26 .005622116
F1 176,928,740 1.0144 174,417,133 2 5 .000034322
L1 52,611,183 0.9975 52,743,041 10 327 .005897439
L1 51,599,459 1.0057 51,307,009 9 55 .006096928
L1 56,156,864 0.9623 58,356,920 5 13 .000374823
L1 53,491,209 1.0771 49,662,250 2 3 .004362162
Random Totals: 2,986,801,629   3,195,426,185 297 12,580  
Catg D1 Exception Values: 14,485,460   14,465,281      
Catg L1 Exception Values: 64,865,630   60,237,574      
Total Test Values (4): 3,066,152,719   3,270,129,040      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 163,506,452

Confidence Interval Values (5)

Local Test Value: 3,066,152,719 (Outside Confidence Interval)
State Lower Limit: 3,106,622,588 (State Test Value minus Margin of Error Percent)
State Upper Limit: 3,433,635,492 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 3,065,908,770 (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