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174/Nacogdoches
2018 Confidence Interval Detail
174/Nacogdoches
174-908/Central Heights ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 18,216,930 | 0.9524 | 19,127,394 | 11 | 300 | .027186616 |
| A | 18,575,790 | 0.9531 | 19,489,865 | 10 | 133 | .008953557 |
| A | 18,650,750 | 0.9623 | 19,381,430 | 10 | 79 | .008035073 |
| A | 19,938,680 | 0.9923 | 20,093,399 | 9 | 58 | .023451635 |
| E | 54,806,830 | 0.8665 | 63,250,814 | 19 | 601 | .074877961 |
| Random Totals: | 130,188,980 | 141,342,902 | 59 | 1,171 | ||
| Catg J Exception Values: | 475,420 | 536,987 | ||||
| Catg D1 Exception Values: | 5,789,310 | 5,495,078 | ||||
| Total Test Values (4): | 136,453,710 | 147,374,967 |
Margin of Error
| Margin of Error Percent: | 5.7085088 |
|---|---|
| Margin of Error Value: | 8,412,913 |
Confidence Interval Values (5)
| Local Test Value: | 136,453,710 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 138,962,054 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 155,787,880 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 136,290,798 | (See ISD Summary Worksheet) |
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
(6) Includes local value of unstudied property categories and sub-categories