2011 Confidence Interval Detail
102/Harrison
102-903/Waskom ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 21,401,700 | 0.9431 | 22,692,928 | 12 | 494 | .025815033 |
| A | 22,027,820 | 0.9031 | 24,391,341 | 12 | 259 | .022330391 |
| A | 22,194,850 | 0.9555 | 23,228,519 | 11 | 182 | .003251004 |
| A | 25,547,730 | 0.9367 | 27,274,186 | 14 | 127 | .015852134 |
| D3 | 37,948,160 | 0.9592 | 39,562,302 | 16 | 1,270 | .104731261 |
| G1 | 36,557,849 | 0.9404 | 38,874,786 | 9 | 116 | .019327797 |
| G1 | 36,761,789 | 1.0348 | 35,525,502 | 8 | 42 | .006321264 |
| G1 | 37,870,043 | 1.0426 | 36,322,696 | 6 | 15 | .002266809 |
| G1 | 34,665,166 | 1.0125 | 34,237,201 | 4 | 6 | .002044767 |
| Random Totals: | 274,975,107 | 282,109,461 | 92 | 2,511 | ||
| Catg J Exception Values: | 4,122,533 | 4,139,566 | ||||
| Catg D1 Exception Values: | 2,619,900 | 2,734,136 | ||||
| Total Test Values (4): | 281,717,540 | 288,983,163 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 14,449,158 |
Confidence Interval Values (5)
| State Lower Limit: | 274,534,005 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 281,717,540 | (Within Confidence Interval) |
| State Upper Limit: | 303,432,321 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 466,141,744 | (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