taxes Property Tax Assistance

2017 Confidence Interval Detail

102/Harrison
102-903/Waskom ISD

Category Summary

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

Stratum
Variance
A 18,032,930 0.9477 19,028,100 11 402 .049761375
A 17,160,760 0.9176 18,701,787 10 190 .014662524
A 17,533,430 0.9994 17,543,956 9 131 .006625102
A 18,908,940 0.9853 19,191,048 10 86 .018612712
E 67,834,960 0.9340 72,628,437 15 1,389 .050978591
F1 5,113,210 0.8491 6,021,917 8 62 .017604781
F1 3,552,910 1.0181 3,489,746 5 10 .001000432
F1 4,762,380 1.0149 4,692,462 4 7 .041370827
G1 5,233,260 0.9601 5,450,745 9 138 .057806809
G1 5,334,500 0.9763 5,463,997 8 41 .028172387
G1 5,113,290 0.9868 5,181,688 6 18 .005944063
G1 5,104,100 1.0049 5,079,212 4 8 .002741488
Random Totals: 173,684,670   182,473,095 99 2,482  
Catg J Exception Values: 5,880,140   5,736,725      
Catg D1 Exception Values: 4,133,650   4,050,209      
Catg F1 Exception Values: 3,971,870   3,863,111      
Total Test Values (4): 187,670,330   196,123,140      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 9,806,157

Confidence Interval Values (5)

State Lower Limit: 186,316,983 (State Test Value minus Margin of Error Percent)
Local Test Value: 187,670,330 (Within Confidence Interval)
State Upper Limit: 205,929,297 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 410,513,562 (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