2009 Confidence Interval Detail
150/Llano
150-901/Llano ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 528,019,944 | 0.9698 | 544,462,718 | 64 | 3,905 | .006659416 |
| A | 560,164,952 | 0.9400 | 595,920,162 | 29 | 1,612 | .005905011 |
| A | 548,960,014 | 0.9445 | 581,217,590 | 23 | 930 | .014590551 |
| A | 678,788,865 | 0.9416 | 720,888,769 | 20 | 506 | .002883868 |
| C | 71,120,858 | 1.0296 | 69,076,202 | 33 | 4,399 | .069970820 |
| C | 94,362,575 | 0.9734 | 96,941,211 | 18 | 1,487 | .004250678 |
| C | 74,291,480 | 1.1008 | 67,488,626 | 8 | 337 | .041369806 |
| C | 85,341,240 | 0.9709 | 87,899,104 | 7 | 127 | .029824085 |
| D3 | 149,063,821 | 0.9737 | 153,090,090 | 29 | 7,139 | .027637933 |
| F1 | 41,369,805 | 0.8891 | 46,529,980 | 7 | 330 | .103248206 |
| F1 | 40,639,540 | 0.9932 | 40,917,781 | 7 | 107 | .032644166 |
| F1 | 77,627,060 | 0.9575 | 81,072,648 | 7 | 33 | .002355609 |
| Random Totals: | 2,949,750,154 | 3,085,504,881 | 252 | 20,912 | ||
| Catg D1 Exception Values: | 36,910,844 | 39,074,019 | ||||
| Total Test Values (4): | 2,986,660,998 | 3,124,578,900 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 156,228,945 |
Confidence Interval Values (5)
| State Lower Limit: | 2,968,349,955 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 2,986,660,998 | (Within Confidence Interval) |
| State Upper Limit: | 3,280,807,845 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 2,888,222,044 | (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