2006 Confidence Interval Detail
020/Brazoria
020-908/Pearland ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 996,722,239 | 0.9794 | 1,017,686,583 | 50 | 7,540 | .000845642 |
| A | 996,686,516 | 0.9939 | 1,002,803,618 | 50 | 5,879 | .001380176 |
| A | 997,134,264 | 0.9833 | 1,014,069,220 | 50 | 4,816 | .001027425 |
| A | 995,948,161 | 0.9807 | 1,015,548,242 | 50 | 3,353 | .001646139 |
| F1 | 108,928,105 | 0.7712 | 141,244,949 | 15 | 363 | .188795857 |
| F1 | 110,194,900 | 0.8617 | 127,880,817 | 7 | 106 | .056817565 |
| F1 | 110,553,944 | 0.9302 | 118,849,650 | 8 | 41 | .011754399 |
| F1 | 105,751,037 | 1.0160 | 104,085,666 | 6 | 11 | .001238340 |
| Random Totals: | 4,421,919,166 | 4,542,168,745 | 236 | 22,109 | ||
| Catg D1 Exception Values: | 260,730 | 264,161 | ||||
| Total Test Values (4): | 4,422,179,896 | 4,542,432,906 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 227,121,645 |
Confidence Interval Values (5)
| State Lower Limit: | 4,315,311,261 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 4,422,179,896 | (Within Confidence Interval) |
| State Upper Limit: | 4,769,554,551 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 4,843,120,035 | (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