2009 Confidence Interval Detail
079/Fort Bend
008-903/Brazos ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 11,251,190 | 1.0134 | 11,102,418 | 15 | 193 | .049052317 |
| A | 11,143,730 | 0.9822 | 11,345,683 | 16 | 106 | .011436258 |
| A | 16,170,320 | 1.0231 | 15,805,219 | 15 | 110 | .018324373 |
| A | 13,208,370 | 0.9900 | 13,341,788 | 15 | 62 | .021987224 |
| D3 | 30,493,876 | 0.9728 | 31,346,501 | 21 | 1,575 | .040853767 |
| G1 | 26,940,000 | 1.0850 | 24,829,493 | 11 | 17 | .070567288 |
| G1 | 28,940,490 | 1.0592 | 27,322,970 | 6 | 7 | .034808800 |
| Random Totals: | 138,147,976 | 135,094,072 | 99 | 2,070 | ||
| Catg J Exception Values: | 13,381,430 | 13,264,561 | ||||
| Catg D1 Exception Values: | 9,294,730 | 7,815,972 | ||||
| Catg G1 Exception Values: | 49,106,280 | 47,227,149 | ||||
| Total Test Values (4): | 209,930,416 | 203,401,754 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 10,170,088 |
Confidence Interval Values (5)
| State Lower Limit: | 193,231,666 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 209,930,416 | (Within Confidence Interval) |
| State Upper Limit: | 213,571,842 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 243,346,377 | (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