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043/Collin
2016 Confidence Interval Detail
043/Collin
043-912/Prosper ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 735,150,538 | 0.9177 | 801,079,370 | 97 | 2,974 | .031036734 |
| A | 841,798,066 | 0.9449 | 890,885,878 | 99 | 2,407 | .011900928 |
| A | 969,173,625 | 0.9797 | 989,255,512 | 100 | 2,168 | .007131664 |
| A | 1,030,029,800 | 0.9704 | 1,061,448,681 | 99 | 1,527 | .007836724 |
| E | 428,822,929 | 1.0107 | 424,283,100 | 14 | 364 | .019047100 |
| Random Totals: | 4,004,974,958 | 4,166,952,541 | 409 | 9,440 | ||
| Catg D1 Exception Values: | 2,148,401 | 1,869,375 | ||||
| Total Test Values (4): | 4,007,123,359 | 4,168,821,916 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 208,441,095 |
Confidence Interval Values (5)
| State Lower Limit: | 3,960,380,821 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 4,007,123,359 | (Within Confidence Interval) |
| State Upper Limit: | 4,377,263,011 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 4,635,118,009 | (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