2009 Confidence Interval Detail
184/Parker
184-902/Springtown ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 106,869,410 | 1.0103 | 105,779,877 | 27 | 1,785 | .047604230 |
| A | 106,743,120 | 0.9544 | 111,843,168 | 31 | 1,050 | .005396515 |
| A | 109,626,170 | 0.9717 | 112,818,946 | 38 | 752 | .014210783 |
| A | 115,424,660 | 1.0091 | 114,383,768 | 31 | 534 | .003104792 |
| D3 | 107,079,730 | 1.0088 | 106,145,648 | 24 | 2,878 | .019944258 |
| F1 | 10,187,530 | 0.9646 | 10,561,404 | 8 | 86 | .000799401 |
| F1 | 12,003,140 | 1.0141 | 11,836,249 | 10 | 49 | .025336251 |
| F1 | 11,786,080 | 0.9496 | 12,411,626 | 8 | 22 | .011860478 |
| Random Totals: | 579,719,840 | 585,780,686 | 177 | 7,156 | ||
| Catg J Exception Values: | 15,018,200 | 15,883,173 | ||||
| Catg D1 Exception Values: | 3,046,160 | 2,442,222 | ||||
| Catg F1 Exception Values: | 9,517,310 | 9,882,579 | ||||
| Total Test Values (4): | 607,301,510 | 613,988,660 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 30,699,433 |
Confidence Interval Values (5)
| State Lower Limit: | 583,289,227 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 607,301,510 | (Within Confidence Interval) |
| State Upper Limit: | 644,688,093 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 735,892,080 | (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