2009 Confidence Interval Detail
214/Starr
214-903/Roma ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 41,532,400 | 0.9230 | 44,997,183 | 15 | 2,340 | .023600387 |
| A | 42,149,940 | 0.9332 | 45,167,102 | 15 | 1,395 | .029971987 |
| A | 42,790,880 | 0.9340 | 45,814,647 | 15 | 914 | .065382700 |
| A | 45,454,170 | 0.7786 | 58,379,360 | 15 | 508 | .022236654 |
| C | 7,223,950 | 0.7208 | 10,022,128 | 7 | 1,429 | .306614142 |
| C | 7,269,570 | 0.9893 | 7,348,196 | 7 | 987 | .155411594 |
| C | 7,027,730 | 0.9046 | 7,768,881 | 6 | 568 | .163343544 |
| C | 7,273,900 | 1.1233 | 6,475,474 | 5 | 118 | .112491545 |
| D3 | 13,957,340 | 0.9496 | 14,698,126 | 16 | 8,581 | .029399026 |
| F1 | 9,603,350 | 0.8672 | 11,073,974 | 8 | 205 | .182289508 |
| F1 | 9,464,840 | 0.8678 | 10,906,707 | 7 | 90 | .010611179 |
| F1 | 9,331,280 | 0.7608 | 12,265,089 | 7 | 47 | .032861677 |
| F1 | 10,138,780 | 0.8580 | 11,816,760 | 6 | 21 | .011326192 |
| G1 | 38,762,720 | 0.9499 | 40,807,159 | 12 | 73 | .007998724 |
| G1 | 38,469,708 | 0.9703 | 39,647,231 | 9 | 22 | .043449489 |
| G1 | 36,126,490 | 1.0172 | 35,515,621 | 7 | 13 | .015718634 |
| G1 | 37,541,310 | 1.0443 | 35,948,779 | 4 | 6 | .003165362 |
| Random Totals: | 404,118,358 | 438,652,417 | 161 | 17,317 | ||
| Catg J Exception Values: | 12,208,128 | 12,575,964 | ||||
| Catg D1 Exception Values: | 22,742,430 | 24,268,926 | ||||
| Total Test Values (4): | 439,068,916 | 475,497,307 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 23,774,865 |
Confidence Interval Values (5)
| Local Test Value: | 439,068,916 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 451,722,442 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 499,272,172 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 473,522,919 | (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