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084/Galveston
2017 Confidence Interval Detail
084/Galveston
084-910/Clear Creek ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,297,088,371 | 0.9629 | 1,347,064,463 | 245 | 7,935 | .005515544 |
| A | 1,598,900,079 | 0.9770 | 1,636,540,511 | 276 | 6,892 | .003124445 |
| A | 1,982,742,410 | 0.9842 | 2,014,572,658 | 308 | 6,789 | .003520341 |
| A | 2,205,600,088 | 0.9893 | 2,229,455,259 | 207 | 4,776 | .005787799 |
| F1 | 179,059,772 | 0.8920 | 200,739,655 | 11 | 397 | .172713793 |
| F1 | 176,195,259 | 1.0093 | 174,571,742 | 10 | 133 | .013339729 |
| F1 | 169,844,303 | 1.0617 | 159,973,913 | 8 | 53 | .007007533 |
| F1 | 185,925,440 | 1.0234 | 181,674,262 | 8 | 21 | .033961781 |
| Random Totals: | 7,795,355,722 | 7,944,592,463 | 1,073 | 26,996 | ||
| Catg D1 Exception Values: | 247,209 | 203,384 | ||||
| Total Test Values (4): | 7,795,602,931 | 7,944,795,847 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 397,239,792 |
Confidence Interval Values (5)
| State Lower Limit: | 7,547,556,055 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 7,795,602,931 | (Within Confidence Interval) |
| State Upper Limit: | 8,342,035,639 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 7,556,184,281 | (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