2011 Confidence Interval Detail
061/Denton
043-905/Frisco ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 950,495,539 | 0.9989 | 951,542,235 | 71 | 4,770 | .002780241 |
| A | 981,296,029 | 0.9920 | 989,209,707 | 75 | 3,725 | .002233231 |
| A | 951,904,913 | 0.9976 | 954,194,981 | 73 | 2,850 | .004319931 |
| A | 1,065,956,707 | 0.9993 | 1,066,703,399 | 73 | 2,208 | .002691425 |
| F1 | 74,766,159 | 0.9728 | 76,856,660 | 11 | 56 | .007069483 |
| F1 | 97,248,135 | 1.0159 | 95,726,090 | 8 | 33 | .026525495 |
| F1 | 69,805,694 | 0.9451 | 73,860,643 | 5 | 10 | .002686941 |
| Random Totals: | 4,191,473,176 | 4,208,093,715 | 316 | 13,652 | ||
| Catg D1 Exception Values: | 747,546 | 724,138 | ||||
| Catg F1 Exception Values: | 67,732,421 | 68,770,209 | ||||
| Total Test Values (4): | 4,259,953,143 | 4,277,588,062 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 213,879,403 |
Confidence Interval Values (5)
| State Lower Limit: | 4,063,708,659 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 4,259,953,143 | (Within Confidence Interval) |
| State Upper Limit: | 4,491,467,465 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 4,558,954,043 | (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