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043/Collin
2018 Confidence Interval Detail
043/Collin
043-918/Community ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 114,414,776 | 0.9143 | 125,139,206 | 13 | 866 | .029592559 |
| A | 165,141,703 | 0.9409 | 175,514,617 | 13 | 802 | .001823130 |
| A | 163,051,717 | 0.9451 | 172,523,243 | 10 | 654 | .015735107 |
| A | 262,954,793 | 1.0020 | 262,429,933 | 11 | 796 | .022372317 |
| E | 200,385,637 | 1.0255 | 195,402,864 | 21 | 1,163 | .008557409 |
| Random Totals: | 905,948,626 | 931,009,863 | 68 | 4,281 | ||
| Catg D1 Exception Values: | 3,682,525 | 2,865,470 | ||||
| Total Test Values (4): | 909,631,151 | 933,875,333 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 46,693,766 |
Confidence Interval Values (5)
| State Lower Limit: | 887,181,567 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 909,631,151 | (Within Confidence Interval) |
| State Upper Limit: | 980,569,099 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 906,096,585 | (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, 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
(6) Includes local value of unstudied property categories and sub-categories