2006 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 | 12,920,074 | 0.9225 | 14,005,500 | 7 | 502 | .223322293 |
| A | 12,861,144 | 0.9901 | 12,989,742 | 10 | 273 | .008294880 |
| A | 12,908,217 | 0.9115 | 14,161,511 | 10 | 188 | .019083546 |
| A | 12,844,431 | 1.0236 | 12,548,291 | 9 | 105 | .011802107 |
| G1 | 42,009,625 | 0.8581 | 48,956,561 | 7 | 98 | .068461916 |
| G1 | 43,849,066 | 1.0043 | 43,661,322 | 6 | 34 | .012914922 |
| G1 | 40,556,181 | 1.0283 | 39,440,028 | 5 | 13 | .001441039 |
| G1 | 41,505,911 | 1.0071 | 41,213,297 | 3 | 5 | .003036400 |
| Random Totals: | 219,454,649 | 226,976,252 | 57 | 1,218 | ||
| Catg J Exception Values: | 7,690,907 | 8,522,088 | ||||
| Catg D1 Exception Values: | 6,307,793 | 9,696,528 | ||||
| Total Test Values (4): | 233,453,349 | 245,194,868 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 12,259,743 |
Confidence Interval Values (5)
| State Lower Limit: | 232,935,125 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 233,453,349 | (Within Confidence Interval) |
| State Upper Limit: | 257,454,611 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 266,525,369 | (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