Top navigation skipped
043/Collin
2018 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 | 1,343,059,700 | 0.9811 | 1,368,932,525 | 100 | 4453 | 0.002692304 |
| A | 1,462,939,867 | 0.9807 | 1,491,730,261 | 102 | 3682 | 0.003908757 |
| A | 1,399,475,293 | 0.9824 | 1,424,547,326 | 100 | 2840 | 0.005533800 |
| A | 1,413,318,931 | 0.9800 | 1,442,162,174 | 89 | 1857 | 0.005860276 |
| E | 278,325,065 | 0.9405 | 295,933,083 | 10 | 618 | 0.017652714 |
| F1 | 72,494,692 | 1.0968 | 66,096,546 | 9 | 120 | 0.031641083 |
| F1 | 97,563,441 | 1.2786 | 76,304,897 | 7 | 38 | 0.280464129 |
| F1 | 76,105,131 | 1.0026 | 75,907,771 | 5 | 14 | 0.026278591 |
| F1 | 156,136,672 | 1.0531 | 148,263,861 | 3 | 10 | 0.011405450 |
| Random Totals: | 6,299,418,792 | 6,389,878,444 | 425 | 13,632 | ||
| CATG D1 EXCEPTION VALUES: | 2,052,541 | 1,639,988 | ||||
| Total Test Values(1) | 6,301,471,333 | 6,391,518,432 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 319,575,922 |
Confidence Interval Values(5)
| Local Test Value: | 6,301,471,333 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 6,071,942,510 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 6,711,094,354 | (State Test Value plus Margin of Error Percent) |
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, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values