2008 Confidence Interval Detail
050/Coryell
050-902/Gatesville ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 83,624,076 | 0.9317 | 89,754,294 | 17 | 1,758 | .013124638 |
| A | 91,267,199 | 0.9822 | 92,921,196 | 19 | 1,179 | .003426277 |
| A | 95,628,950 | 0.9409 | 101,635,615 | 28 | 856 | .005422281 |
| A | 112,910,021 | 0.9711 | 116,270,231 | 16 | 601 | .007871868 |
| D3 | 57,430,280 | 1.0383 | 55,311,837 | 33 | 4,566 | .054879492 |
| F1 | 18,464,100 | 0.9462 | 19,513,951 | 8 | 175 | .060105031 |
| F1 | 21,999,636 | 0.9812 | 22,421,154 | 6 | 67 | .003279015 |
| F1 | 25,033,390 | 0.9960 | 25,133,926 | 5 | 18 | .001416872 |
| F1 | 17,440,120 | 0.9910 | 17,598,507 | 3 | 4 | .001549047 |
| L1 | 10,074,080 | 1.0030 | 10,043,948 | 7 | 212 | .001136937 |
| L1 | 12,327,410 | 0.9357 | 13,174,532 | 6 | 51 | .019804668 |
| L1 | 11,521,670 | 0.9716 | 11,858,450 | 4 | 12 | .010302370 |
| Random Totals: | 557,720,932 | 575,637,641 | 152 | 9,499 | ||
| Catg D1 Exception Values: | 21,019,233 | 18,531,755 | ||||
| Catg L1 Exception Values: | 10,714,840 | 10,486,877 | ||||
| Total Test Values (4): | 589,455,005 | 604,656,273 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 30,232,814 |
Confidence Interval Values (5)
| State Lower Limit: | 574,423,459 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 589,455,005 | (Within Confidence Interval) |
| State Upper Limit: | 634,889,087 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 556,363,349 | (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