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Coryell County
2019 Confidence Interval Detail
Coryell County
050-909/Jonesboro ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,946,350 | 0.8095 | 2,404,385 | 7 | 36 | 0.112640751 |
| A | 2,207,400 | 0.9723 | 2,270,287 | 7 | 25 | 0.056463313 |
| A | 2,001,150 | 0.9045 | 2,212,438 | 6 | 16 | 0.005491500 |
| A | 3,499,224 | 0.9958 | 3,513,983 | 5 | 15 | 0.008416189 |
| E | 41,241,836 | 0.9431 | 43,730,077 | 18 | 282 | 0.039431494 |
| Random Totals: | 50,895,960 | 54,131,170 | 43 | 374 | ||
| CATG D1 EXCEPTION VALUES: | 7,291,543 | 7,207,984 | ||||
| CATG J EXCEPTION VALUES: | 4,380 | 15,796 | ||||
| Total Test Values(2) | 58,191,883 | 61,354,950 |
Margin of Error
| Margin of Error Percent: | 6.6197877 |
|---|---|
| Margin of Error Value: | 4,061,567 |
Confidence Interval Values(5)
| Local Test Value: | 58,191,883 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 57,293,383 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 65,416,517 | (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