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043/Collin
2018 Confidence Interval Detail
043/Collin
043-907/McKinney ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 2,186,584,429 | 0.9609 | 2,275,558,777 | 250 | 9,451 | .010810357 |
| A | 2,819,208,928 | 0.9883 | 2,852,584,163 | 255 | 9,346 | .004025626 |
| A | 2,897,830,190 | 0.9877 | 2,933,917,374 | 249 | 7,455 | .005576395 |
| A | 3,005,797,919 | 0.9856 | 3,049,713,798 | 220 | 5,090 | .005236727 |
| B | 209,686,511 | 0.7064 | 296,838,209 | 8 | 28 | .057834711 |
| B | 205,934,542 | 0.8737 | 235,703,951 | 6 | 8 | .009701645 |
| B | 257,390,440 | 0.9076 | 283,594,579 | 5 | 7 | .002740058 |
| B | 287,829,418 | 1.0704 | 268,898,933 | 2 | 5 | .000158172 |
| E | 351,035,024 | 0.9794 | 358,418,444 | 16 | 1,078 | .008776371 |
| F1 | 457,006,393 | 0.8168 | 559,508,317 | 10 | 475 | .064550432 |
| F1 | 482,088,092 | 0.9973 | 483,393,254 | 9 | 181 | .002738140 |
| F1 | 456,326,902 | 0.9577 | 476,482,095 | 9 | 63 | .012097670 |
| F1 | 533,536,008 | 0.9644 | 553,231,033 | 7 | 29 | .004035281 |
| L1 | 239,931,442 | 1.0449 | 229,621,439 | 10 | 789 | .005604270 |
| L1 | 260,366,590 | 0.9490 | 274,358,894 | 9 | 92 | .003472768 |
| L1 | 213,963,964 | 0.9978 | 214,435,723 | 7 | 18 | .005964482 |
| Random Totals: | 14,864,516,792 | 15,346,258,983 | 1,072 | 34,115 | ||
| Catg D1 Exception Values: | 4,336,802 | 3,440,427 | ||||
| Catg L1 Exception Values: | 239,137,218 | 249,776,996 | ||||
| Total Test Values (4): | 15,107,990,812 | 15,599,476,406 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 779,973,820 |
Confidence Interval Values (5)
| State Lower Limit: | 14,819,502,586 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 15,107,990,812 | (Within Confidence Interval) |
| State Upper Limit: | 16,379,450,226 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 15,204,874,792 | (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