taxes Property Tax Assistance

2022 Confidence Interval Detail

Ellis County
070-907/Italy ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 10,507,258 1.0414 10,089,551 14 101 0.031897712
A 17,478,944 0.7901 22,122,445 9 128 0.027406748
A 47,167,800 0.9727 48,491,621 15 270 0.010046106
A 71,809,031 0.9495 75,628,258 15 264 0.028309178
E 71,075,103 0.9765 72,785,564 22 309 0.036803768
F1 39,631,026 0.9550 41,498,457 9 65 0.066940557
Random Totals: 257,669,162 270,615,896 84 1,137
CATG D1 EXCEPTION VALUES: 5,328,654 2,154,789
Total Test Values 262,997,816 272,770,685

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 13,638,534

Confidence Interval Values(5)

Local Test Value: 262,997,816 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 259,132,151 (State Test Value minus Margin of Error Percent)
State Upper Limit: 286,409,219 (State Test Value plus Margin of Error Percent)

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