taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
014/Bell
014-905/Holland ISD

Category Summary

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

Stratum
Variance
A 7,855,133 0.9130 8,603,651 10 199 .085710760
A 8,259,929 0.9620 8,586,205 9 110 .028794404
A 8,883,571 0.9827 9,039,962 9 76 .010997019
A 9,175,246 1.0101 9,083,503 7 40 .056810265
E 48,818,409 0.9176 53,202,277 8 414 .046128785
Random Totals: 82,992,288   88,515,598 43 839  
Catg J Exception Values: 3,967,540   4,218,487      
Catg D1 Exception Values: 9,033,723   13,649,847      
Total Test Values (4): 95,993,551   106,383,932      

Margin of Error

Margin of Error Percent: 7.9348985
Margin of Error Value: 8,441,457

Confidence Interval Values (5)

Local Test Value: 95,993,551 (Outside Confidence Interval)
State Lower Limit: 97,942,475 (State Test Value minus Margin of Error Percent)
State Upper Limit: 114,825,389 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 93,555,736 (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