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Bell County
2020 Confidence Interval Detail
Bell County
014-910/Troy ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 38,983,113 | 0.9110 | 42,791,562 | 15 | 539 | 0.066606787 |
| A | 37,307,479 | 0.9086 | 41,060,400 | 15 | 282 | 0.064175155 |
| A | 54,969,272 | 1.0367 | 53,023,316 | 19 | 325 | 0.020880352 |
| A | 69,010,893 | 1.0048 | 68,681,223 | 26 | 245 | 0.018763798 |
| E | 172,561,015 | 1.0916 | 158,080,813 | 23 | 1,011 | 0.075020217 |
| L1 | 5,399,181 | 1.0806 | 4,996,466 | 10 | 62 | 0.025959702 |
| L1 | 5,140,761 | 0.9638 | 5,333,846 | 5 | 9 | 0.002334288 |
| L1 | 11,652,080 | 1.0034 | 11,612,597 | 3 | 7 | 0.000025639 |
| Random Totals: | 395,023,794 | 385,580,223 | 116 | 2,480 | ||
| CATG D1 EXCEPTION VALUES: | 8,050,540 | 5,758,259 | ||||
| CATG J EXCEPTION VALUES: | 26,558,398 | 30,256,838 | ||||
| CATG L1 EXCEPTION VALUES: | 3,635,509 | 3,654,509 | ||||
| Total Test Values | 433,268,241 | 425,249,829 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 21,262,491 |
Confidence Interval Values(5)
| Local Test Value: | 433,268,241 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 403,987,338 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 446,512,320 | (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