taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
061/Denton
061-912/Lake Dallas ISD

Category Summary

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

Stratum
Variance
A 202,557,033 0.9190 220,410,264 56 1,668 .010526685
A 250,348,128 0.9614 260,399,551 78 1,579 .006073433
A 330,643,460 0.9673 341,821,007 76 1,702 .005141184
A 334,365,170 0.9801 341,154,137 75 1,066 .004542778
F1 43,638,199 0.8859 49,258,606 9 77 .017238553
F1 43,995,041 0.9230 47,665,267 9 29 .031858639
F1 54,500,827 0.9835 55,415,177 9 18 .000956855
Random Totals: 1,260,047,858   1,316,124,009 312 6,139  
Catg D1 Exception Values: 68,180   67,593      
Catg F1 Exception Values: 41,950,000   42,471,483      
Total Test Values (4): 1,302,066,038   1,358,663,085      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 67,933,154

Confidence Interval Values (5)

State Lower Limit: 1,290,729,931 (State Test Value minus Margin of Error Percent)
Local Test Value: 1,302,066,038 (Within Confidence Interval)
State Upper Limit: 1,426,596,239 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,419,973,281 (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