taxes Property Tax Assistance

2016 Confidence Interval Detail

043/Collin
043-908/Melissa ISD

Category Summary

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

Stratum
Variance
A 101,513,777 0.9440 107,535,781 47 622 .015240278
A 181,394,335 0.9344 194,129,211 49 865 .018040781
A 175,720,652 0.9713 180,912,851 60 644 .008993714
A 211,569,119 0.9934 212,974,752 47 546 .004299192
E 69,837,464 1.0230 68,267,316 14 345 .004765866
Random Totals: 740,035,347   763,819,911 217 3,022  
Catg D1 Exception Values: 1,648,097   1,286,078      
Total Test Values (4): 741,683,444   765,105,989      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 38,255,299

Confidence Interval Values (5)

State Lower Limit: 726,850,690 (State Test Value minus Margin of Error Percent)
Local Test Value: 741,683,444 (Within Confidence Interval)
State Upper Limit: 803,361,288 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 795,615,242 (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