taxes Property Tax Assistance

2020 Confidence Interval Detail

Ward County
238-904/Grandfalls-Royalty ISD

Category Summary

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

Stratum
Variance
G1 14,549,060 1.0004 14,543,243 9 58 0.000101690
G1 18,187,860 1.0042 18,111,790 4 6 0.000554435
Random Totals: 32,736,920 32,655,033 13 64
CATG D1 EXCEPTION VALUES: 272,717 343,443
CATG G1 EXCEPTION VALUES: 38,253,810 38,532,906
CATG J EXCEPTION VALUES: 8,911,200 9,377,386
Total Test Values 80,174,647 80,908,768

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 4,045,438

Confidence Interval Values(5)

Local Test Value: 80,174,647 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 76,863,330 (State Test Value minus Margin of Error Percent)
State Upper Limit: 84,954,206 (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