2012 Confidence Interval Detail
093/Grimes
093-905/Richards ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 2,299,430 | 0.9906 | 2,321,250 | 9 | 57 | .004478005 |
| A | 2,321,590 | 0.9579 | 2,423,625 | 8 | 26 | .019416409 |
| A | 2,519,290 | 0.9663 | 2,607,151 | 8 | 14 | .003349489 |
| D3 | 20,657,919 | 1.0463 | 19,743,782 | 15 | 693 | .008952304 |
| G1 | 26,643,979 | 1.0197 | 26,129,233 | 12 | 41 | .049694166 |
| Random Totals: | 54,442,208 | 53,225,041 | 52 | 831 | ||
| Catg J Exception Values: | 5,063,826 | 5,524,899 | ||||
| Catg D1 Exception Values: | 2,017,044 | 2,104,440 | ||||
| Catg A Exception Values: | 1,430,490 | 1,400,983 | ||||
| Total Test Values (4): | 62,953,568 | 62,255,363 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 3,112,768 |
Confidence Interval Values (5)
| State Lower Limit: | 59,142,595 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 62,953,568 | (Within Confidence Interval) |
| State Upper Limit: | 65,368,131 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 68,006,403 | (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