2009 Confidence Interval Detail
245/Willacy
245-903/Raymondville ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 20,978,311 | 0.9278 | 22,610,812 | 7 | 1,090 | .013682435 |
| A | 20,918,266 | 0.9329 | 22,422,838 | 7 | 615 | .006650544 |
| A | 21,815,274 | 0.9822 | 22,210,623 | 7 | 431 | .033016407 |
| A | 21,944,965 | 1.0146 | 21,629,179 | 7 | 236 | .011390938 |
| D3 | 20,154,453 | 0.9905 | 20,347,757 | 10 | 1,477 | .077889760 |
| F1 | 8,149,437 | 0.9246 | 8,814,014 | 7 | 132 | .038145348 |
| F1 | 8,706,451 | 0.9190 | 9,473,831 | 6 | 38 | .011312855 |
| F1 | 8,370,762 | 0.9876 | 8,475,863 | 4 | 11 | .006998072 |
| F1 | 10,432,460 | 1.0287 | 10,141,402 | 2 | 4 | .000057048 |
| G1 | 49,448,529 | 1.0335 | 47,845,698 | 9 | 23 | .044002761 |
| G1 | 53,993,362 | 1.0393 | 51,951,662 | 5 | 7 | .001865850 |
| G1 | 47,975,729 | 1.1086 | 43,275,960 | 3 | 4 | .003235561 |
| Random Totals: | 292,887,999 | 289,199,639 | 74 | 4,068 | ||
| Catg D1 Exception Values: | 14,315,543 | 16,828,943 | ||||
| Catg G1 Exception Values: | 36,544,352 | 36,075,059 | ||||
| Total Test Values (4): | 343,747,894 | 342,103,641 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 17,105,182 |
Confidence Interval Values (5)
| State Lower Limit: | 324,998,459 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 343,747,894 | (Within Confidence Interval) |
| State Upper Limit: | 359,208,823 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 387,354,473 | (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