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Ellis County
2022 Confidence Interval Detail
Ellis County
070-905/Ferris ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 80,095,317 | 1.0184 | 78,648,190 | 18 | 810 | 0.029728151 |
| A | 123,301,829 | 0.8438 | 146,126,842 | 15 | 758 | 0.024660924 |
| A | 127,773,810 | 0.8527 | 149,846,148 | 17 | 554 | 0.016210931 |
| A | 287,425,220 | 0.9735 | 295,249,327 | 37 | 809 | 0.015333556 |
| E | 159,818,067 | 0.9838 | 162,449,753 | 22 | 784 | 0.038068647 |
| F1 | 14,731,769 | 1.0120 | 14,557,084 | 9 | 62 | 0.005243939 |
| F1 | 20,001,650 | 1.0565 | 18,931,992 | 7 | 30 | 0.070903874 |
| F1 | 13,815,222 | 1.1200 | 12,335,020 | 5 | 9 | 0.007720647 |
| F1 | 23,453,470 | 1.1795 | 19,884,248 | 3 | 5 | 0.035600587 |
| Random Totals: | 850,416,354 | 898,028,604 | 133 | 3,821 | ||
| CATG D1 EXCEPTION VALUES: | 6,057,071 | 2,975,803 | ||||
| Total Test Values | 856,473,425 | 901,004,407 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 45,050,220 |
Confidence Interval Values(5)
| Local Test Value: | 856,473,425 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 855,954,187 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 946,054,627 | (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