2007 Confidence Interval Detail
091/Grayson
091-903/Denison ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 167,820,943 | 1.0047 | 167,035,874 | 43 | 3,909 | .008104662 |
| A | 167,699,480 | 0.9964 | 168,305,379 | 45 | 2,170 | .003416461 |
| A | 167,850,187 | 1.0004 | 167,783,074 | 38 | 1,411 | .004762271 |
| A | 167,657,991 | 0.9798 | 171,114,504 | 35 | 719 | .007461033 |
| D3 | 65,522,269 | 0.9122 | 71,828,841 | 21 | 2,243 | .113937166 |
| F1 | 46,586,863 | 0.7414 | 62,836,341 | 7 | 429 | .013831153 |
| F1 | 47,126,824 | 0.7676 | 61,395,029 | 10 | 105 | .093878959 |
| F1 | 48,780,374 | 0.8807 | 55,388,184 | 7 | 28 | .020298590 |
| F1 | 43,720,631 | 0.9773 | 44,736,141 | 3 | 5 | .001426963 |
| L1 | 36,447,575 | 1.0631 | 34,284,239 | 8 | 335 | .008849762 |
| L1 | 39,083,727 | 1.0150 | 38,506,135 | 6 | 45 | .004008122 |
| L1 | 69,760,051 | 1.0519 | 66,318,140 | 2 | 8 | .003328821 |
| Random Totals: | 1,068,056,915 | 1,109,531,881 | 225 | 11,407 | ||
| Catg D1 Exception Values: | 4,027,881 | 2,561,564 | ||||
| Total Test Values (4): | 1,072,084,796 | 1,112,093,445 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 55,604,672 |
Confidence Interval Values (5)
| State Lower Limit: | 1,056,488,773 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,072,084,796 | (Within Confidence Interval) |
| State Upper Limit: | 1,167,698,117 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,094,564,705 | (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