2006 Confidence Interval Detail
070/Ellis
070-911/Red Oak ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 209,806,348 | 0.9836 | 213,304,542 | 38 | 1,908 | .003983718 |
| A | 209,597,751 | 0.9674 | 216,660,896 | 51 | 1,509 | .003049504 |
| A | 209,330,981 | 1.0059 | 208,103,172 | 49 | 1,021 | .002935490 |
| A | 209,563,878 | 1.0008 | 209,396,361 | 48 | 770 | .004108412 |
| F1 | 15,863,599 | 0.7695 | 20,615,463 | 9 | 88 | .053129279 |
| F1 | 16,090,932 | 0.8400 | 19,155,871 | 8 | 34 | .032792803 |
| F1 | 15,638,280 | 0.8707 | 17,960,583 | 8 | 18 | .049337255 |
| F1 | 15,050,776 | 0.9742 | 15,449,370 | 4 | 7 | .010530065 |
| Random Totals: | 900,942,545 | 920,646,258 | 215 | 5,355 | ||
| Catg D1 Exception Values: | 1,519,880 | 1,583,854 | ||||
| Total Test Values (4): | 902,462,425 | 922,230,112 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 46,111,506 |
Confidence Interval Values (5)
| State Lower Limit: | 876,118,606 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 902,462,425 | (Within Confidence Interval) |
| State Upper Limit: | 968,341,618 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 999,005,256 | (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