2010 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 | 1,192,235,517 | 0.9524 | 1,251,822,256 | 47 | 8,828 | .003045056 |
| A | 1,109,441,424 | 0.9630 | 1,152,067,938 | 42 | 6,557 | .003978632 |
| A | 1,038,391,748 | 0.9851 | 1,054,097,805 | 36 | 5,034 | .006158159 |
| A | 1,059,728,364 | 0.9914 | 1,068,921,085 | 17 | 3,580 | .005736610 |
| F1 | 140,835,668 | 1.0036 | 140,330,478 | 11 | 394 | .055989749 |
| F1 | 148,422,298 | 1.0779 | 137,695,796 | 9 | 137 | .011230331 |
| F1 | 153,219,924 | 0.9791 | 156,490,577 | 9 | 61 | .012895672 |
| F1 | 125,231,639 | 0.8982 | 139,425,116 | 7 | 18 | .019292363 |
| Random Totals: | 4,967,506,582 | 5,100,851,051 | 178 | 24,609 | ||
| Catg J Exception Values: | 46,303,000 | 48,668,911 | ||||
| Catg D1 Exception Values: | 265,350 | 268,179 | ||||
| Total Test Values (4): | 5,014,074,932 | 5,149,788,141 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 257,489,407 |
Confidence Interval Values (5)
| State Lower Limit: | 4,892,298,734 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 5,014,074,932 | (Within Confidence Interval) |
| State Upper Limit: | 5,407,277,548 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 5,436,916,414 | (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