2009 Confidence Interval Detail
224/Throckmorton
224-901/Throckmorton ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,280,310 | 0.9623 | 3,408,823 | 7 | 165 | .011966773 |
| A | 3,164,900 | 1.0063 | 3,145,086 | 7 | 89 | .007883636 |
| A | 3,166,370 | 0.9515 | 3,327,767 | 7 | 56 | .012622599 |
| A | 3,414,010 | 0.9193 | 3,713,706 | 7 | 38 | .048197195 |
| D3 | 10,863,130 | 0.7553 | 14,382,537 | 21 | 2,776 | .039068833 |
| G1 | 14,168,710 | 1.0008 | 14,157,384 | 15 | 112 | .003373761 |
| G1 | 13,878,870 | 1.0067 | 13,786,500 | 15 | 40 | .000971629 |
| G1 | 14,812,290 | 1.0297 | 14,385,054 | 10 | 16 | .007012016 |
| Random Totals: | 66,748,590 | 70,306,857 | 89 | 3,292 | ||
| Catg J Exception Values: | 3,327,316 | 4,269,285 | ||||
| Catg D1 Exception Values: | 21,238,360 | 17,300,598 | ||||
| Catg G1 Exception Values: | 13,190,939 | 13,022,414 | ||||
| Total Test Values (4): | 104,505,205 | 104,899,154 |
Margin of Error
| Margin of Error Percent: | 5.0000003 |
|---|---|
| Margin of Error Value: | 5,244,958 |
Confidence Interval Values (5)
| State Lower Limit: | 99,654,196 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 104,505,205 | (Within Confidence Interval) |
| State Upper Limit: | 110,144,112 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 110,933,716 | (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