2008 Confidence Interval Detail
154/Madison
154-901/Madisonville CISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 19,390,639 | 0.8765 | 22,122,805 | 13 | 611 | .094264039 |
| A | 25,146,900 | 0.9037 | 27,826,602 | 14 | 418 | .023175275 |
| A | 28,966,860 | 0.9718 | 29,807,430 | 14 | 311 | .021116339 |
| A | 36,281,170 | 0.9636 | 37,651,692 | 13 | 232 | .030265288 |
| D3 | 109,757,921 | 0.7197 | 152,505,101 | 17 | 5,724 | .120972324 |
| F1 | 8,440,230 | 0.9386 | 8,992,361 | 7 | 134 | .030012937 |
| F1 | 9,804,640 | 0.8571 | 11,439,319 | 6 | 42 | .024504379 |
| F1 | 9,633,980 | 0.9400 | 10,248,915 | 4 | 18 | .003699456 |
| F1 | 10,212,600 | 0.9130 | 11,185,761 | 5 | 9 | .018077521 |
| G1 | 16,448,618 | 1.0139 | 16,223,117 | 6 | 37 | .001859487 |
| G1 | 15,588,995 | 1.0172 | 15,325,398 | 5 | 9 | .001290947 |
| Random Totals: | 289,672,553 | 343,328,501 | 104 | 7,545 | ||
| Catg J Exception Values: | 15,167,796 | 14,997,268 | ||||
| Catg D1 Exception Values: | 12,303,601 | 13,006,462 | ||||
| Catg G1 Exception Values: | 30,812,382 | 28,223,486 | ||||
| Total Test Values (4): | 347,956,332 | 399,555,717 |
Margin of Error
| Margin of Error Percent: | 6.5775878 |
|---|---|
| Margin of Error Value: | 26,281,128 |
Confidence Interval Values (5)
| Local Test Value: | 347,956,332 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 373,274,589 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 425,836,845 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 362,308,971 | (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