2011 Confidence Interval Detail
133/Kerr
133-901/Center Point ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 18,490,012 | 0.9298 | 19,886,010 | 11 | 347 | .024306212 |
| A | 19,480,907 | 0.9713 | 20,056,529 | 15 | 195 | .066690249 |
| A | 19,457,349 | 0.9970 | 19,515,897 | 11 | 113 | .008940029 |
| A | 18,897,528 | 0.9599 | 19,686,976 | 11 | 65 | .007310041 |
| D3 | 133,153,325 | 0.9899 | 134,511,895 | 17 | 2,146 | .004946650 |
| F1 | 7,656,786 | 0.9486 | 8,071,670 | 11 | 44 | .014080770 |
| F1 | 7,096,025 | 1.0142 | 6,996,672 | 3 | 5 | .003997237 |
| Random Totals: | 224,231,932 | 228,725,649 | 79 | 2,915 | ||
| Catg D1 Exception Values: | 3,261,627 | 3,768,383 | ||||
| Total Test Values (4): | 227,493,559 | 232,494,032 |
Margin of Error
| Margin of Error Percent: | 5.0000002 |
|---|---|
| Margin of Error Value: | 11,624,702 |
Confidence Interval Values (5)
| State Lower Limit: | 220,869,330 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 227,493,559 | (Within Confidence Interval) |
| State Upper Limit: | 244,118,734 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 220,539,592 | (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