2010 Confidence Interval Detail
154/Madison
154-903/North Zulch ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,530,190 | 0.9371 | 3,767,143 | 9 | 116 | .039328221 |
| A | 4,374,380 | 0.9153 | 4,779,176 | 10 | 74 | .016448575 |
| A | 3,806,820 | 0.9904 | 3,843,720 | 11 | 32 | .000533792 |
| A | 4,373,360 | 0.9472 | 4,617,145 | 8 | 21 | .009104125 |
| D3 | 38,665,120 | 0.9790 | 39,494,505 | 23 | 1,578 | .018801210 |
| G1 | 12,800,009 | 1.0240 | 12,500,009 | 11 | 40 | .040613170 |
| G1 | 11,277,538 | 1.0046 | 11,225,899 | 5 | 7 | .000273251 |
| Random Totals: | 78,827,417 | 80,227,597 | 77 | 1,868 | ||
| Catg J Exception Values: | 7,256,935 | 7,376,473 | ||||
| Catg D1 Exception Values: | 3,009,942 | 3,098,928 | ||||
| Catg G1 Exception Values: | 23,915,079 | 24,020,669 | ||||
| Total Test Values (4): | 113,009,373 | 114,723,667 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 5,736,183 |
Confidence Interval Values (5)
| State Lower Limit: | 108,987,484 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 113,009,373 | (Within Confidence Interval) |
| State Upper Limit: | 120,459,850 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 135,267,642 | (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