2006 Confidence Interval Detail
229/Tyler
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 | 3,913,707 | 0.9392 | 4,167,065 | 7 | 161 | .011264537 |
| A | 3,924,032 | 0.9099 | 4,312,597 | 7 | 94 | .002728307 |
| A | 3,961,081 | 0.9761 | 4,058,069 | 6 | 62 | .001290736 |
| A | 3,843,235 | 0.9360 | 4,106,020 | 6 | 35 | .000904808 |
| D3 | 14,324,638 | 0.8815 | 16,250,298 | 10 | 1,388 | .032576035 |
| Random Totals: | 29,966,693 | 32,894,049 | 36 | 1,740 | ||
| Catg J Exception Values: | 4,109,130 | 3,763,120 | ||||
| Catg D1 Exception Values: | 17,548,263 | 25,297,329 | ||||
| Total Test Values (4): | 51,624,086 | 61,954,498 |
Margin of Error
| Margin of Error Percent: | 5.0000002 |
|---|---|
| Margin of Error Value: | 3,097,725 |
Confidence Interval Values (5)
| Local Test Value: | 51,624,086 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 58,856,773 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 65,052,223 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 59,224,983 | (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, D3, 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