2008 Confidence Interval Detail
092/Gregg
092-907/Spring Hill ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 71,954,130 | 0.9070 | 79,332,007 | 23 | 650 | .055601589 |
| A | 83,492,040 | 1.0180 | 82,015,756 | 36 | 525 | .005818423 |
| A | 89,334,080 | 0.9828 | 90,897,517 | 55 | 397 | .006053322 |
| A | 96,423,800 | 0.9899 | 97,407,617 | 23 | 261 | .005944046 |
| G1 | 8,083,610 | 0.9432 | 8,570,409 | 7 | 63 | .028048520 |
| G1 | 8,404,560 | 0.9271 | 9,065,430 | 6 | 28 | .054421247 |
| G1 | 7,825,350 | 1.0347 | 7,562,917 | 5 | 15 | .029599347 |
| G1 | 7,945,250 | 1.0233 | 7,764,341 | 4 | 9 | .041965788 |
| Random Totals: | 373,462,820 | 382,615,994 | 159 | 1,948 | ||
| Catg D1 Exception Values: | 250,496 | 196,958 | ||||
| Total Test Values (4): | 373,713,316 | 382,812,952 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 19,140,648 |
Confidence Interval Values (5)
| State Lower Limit: | 363,672,304 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 373,713,316 | (Within Confidence Interval) |
| State Upper Limit: | 401,953,600 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 418,339,877 | (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