taxes Property Tax Assistance

2018 Confidence Interval Detail

049/Cooke
049-903/Valley View ISD

Category Summary

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

Stratum
Variance
A 17,081,825 1.0558 16,179,035 8 276 .038605889
A 20,970,899 0.9745 21,519,650 7 193 .012698156
A 22,284,527 0.9628 23,145,541 10 121 .010469788
A 21,294,913 0.9608 22,163,731 6 58 .005358800
E 107,270,680 0.9431 113,742,636 15 825 .010678735
F1 5,411,617 0.8216 6,586,681 9 30 .154435363
F1 4,327,457 0.8568 5,050,720 4 8 .069465471
F1 4,196,193 1.0044 4,177,811 4 4 .003237419
Random Totals: 202,838,111   212,565,805 63 1,515  
Catg J Exception Values: 18,519,200   20,515,854      
Catg D1 Exception Values: 4,601,912   3,462,574      
Catg F1 Exception Values: 2,477,301   2,654,487      
Total Test Values (4): 228,436,524   239,198,720      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 11,959,936

Confidence Interval Values (5)

State Lower Limit: 227,238,784 (State Test Value minus Margin of Error Percent)
Local Test Value: 228,436,524 (Within Confidence Interval)
State Upper Limit: 251,158,656 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 284,821,188 (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