2009 Confidence Interval Detail
019/Bowie
019-907/Texarkana ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 161,362,213 | 1.0110 | 159,606,541 | 39 | 3,270 | .058709372 |
| A | 171,365,270 | 1.0006 | 171,262,512 | 44 | 1,905 | .012932193 |
| A | 205,417,104 | 0.9916 | 207,157,225 | 51 | 1,591 | .009009008 |
| A | 191,352,915 | 0.9773 | 195,797,519 | 24 | 797 | .016795612 |
| F1 | 140,198,688 | 0.9751 | 143,778,780 | 9 | 547 | .018167617 |
| F1 | 146,549,774 | 0.9974 | 146,931,797 | 8 | 147 | .015251252 |
| F1 | 138,416,098 | 0.9658 | 143,317,559 | 7 | 56 | .012338041 |
| F1 | 145,943,619 | 0.8937 | 163,302,696 | 5 | 18 | .013669070 |
| L1 | 58,713,158 | 1.0879 | 53,969,260 | 10 | 546 | .006958875 |
| L1 | 58,765,368 | 1.0372 | 56,657,702 | 7 | 124 | .007504495 |
| L1 | 60,338,474 | 1.0395 | 58,045,670 | 7 | 46 | .014606100 |
| L1 | 49,014,612 | 1.0776 | 45,484,978 | 5 | 12 | .006136135 |
| Random Totals: | 1,527,437,293 | 1,545,312,239 | 216 | 9,059 | ||
| Catg D1 Exception Values: | 777,319 | 720,844 | ||||
| Total Test Values (4): | 1,528,214,612 | 1,546,033,083 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 77,301,654 |
Confidence Interval Values (5)
| State Lower Limit: | 1,468,731,429 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,528,214,612 | (Within Confidence Interval) |
| State Upper Limit: | 1,623,334,737 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,839,920,364 | (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