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Polk County
2023 Confidence Interval Detail
Polk County
229-906/Chester ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,635,601 | 0.8356 | 4,350,887 | 14 | 74 | 0.023709124 |
| A | 4,334,057 | 0.8711 | 4,975,384 | 13 | 49 | 0.022730219 |
| A | 4,934,170 | 0.9701 | 5,086,249 | 11 | 31 | 0.007046774 |
| A | 8,832,692 | 1.0384 | 8,506,059 | 9 | 30 | 0.013527021 |
| E | 27,442,145 | 1.1331 | 24,218,644 | 22 | 196 | 0.101461608 |
| Random Totals: | 49,178,665 | 47,137,223 | 69 | 380 | ||
| CATG D1 EXCEPTION VALUES: | 6,980,344 | 6,413,771 | ||||
| Total Test Values | 56,159,009 | 53,550,994 |
Margin of Error
| Margin of Error Percent: | 5.9441202 |
|---|---|
| Margin of Error Value: | 3,183,135 |
Confidence Interval Values(5)
| Local Test Value: | 56,159,009 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 50,367,859 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 56,734,129 | (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