2008 Confidence Interval Detail
114/Howard
114-902/Coahoma ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 13,886,537 | 0.9412 | 14,754,077 | 11 | 480 | .074323634 |
| A | 14,557,840 | 0.9996 | 14,563,665 | 9 | 267 | .004793742 |
| A | 17,672,485 | 1.0185 | 17,351,483 | 10 | 216 | .004286831 |
| A | 22,048,114 | 0.9936 | 22,190,131 | 15 | 148 | .008580568 |
| G1 | 70,592,655 | 0.9826 | 71,842,718 | 7 | 95 | .010913337 |
| G1 | 70,905,173 | 0.9800 | 72,352,217 | 7 | 27 | .036015004 |
| G1 | 76,542,220 | 0.9304 | 82,268,078 | 4 | 11 | .013956718 |
| G1 | 58,489,659 | 0.9114 | 64,175,619 | 2 | 3 | .018544123 |
| Random Totals: | 344,694,683 | 359,497,988 | 65 | 1,247 | ||
| Catg J Exception Values: | 7,920,337 | 7,863,207 | ||||
| Catg D1 Exception Values: | 10,914,558 | 12,791,155 | ||||
| Total Test Values (4): | 363,529,578 | 380,152,350 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 19,007,618 |
Confidence Interval Values (5)
| State Lower Limit: | 361,144,732 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 363,529,578 | (Within Confidence Interval) |
| State Upper Limit: | 399,159,968 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 408,835,143 | (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