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043/Collin
2018 Confidence Interval Detail
043/Collin
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 | 3,473,046,207 | 0.9712 | 3,576,036,045 | 258 | 12,692 | .002657841 |
| A | 4,095,040,028 | 0.9902 | 4,135,568,600 | 231 | 11,716 | .002575766 |
| A | 4,238,478,612 | 1.0020 | 4,230,018,575 | 248 | 9,464 | .003399516 |
| A | 4,360,031,248 | 0.9827 | 4,436,787,675 | 238 | 5,880 | .009232337 |
| B | 632,102,936 | 0.9417 | 671,235,994 | 30 | 304 | .007872005 |
| B | 500,232,784 | 0.9154 | 546,463,605 | 7 | 13 | .005687582 |
| B | 830,017,963 | 0.9344 | 888,289,772 | 9 | 18 | .005917741 |
| B | 957,722,543 | 0.9367 | 1,022,443,197 | 6 | 15 | .004118207 |
| C1 | 78,486,034 | 0.9024 | 86,974,772 | 8 | 140 | .021368910 |
| C1 | 79,764,640 | 1.0147 | 78,609,086 | 7 | 63 | .022026894 |
| C1 | 121,225,889 | 0.9959 | 121,724,961 | 7 | 50 | .000122989 |
| C1 | 103,536,519 | 1.0981 | 94,286,967 | 6 | 15 | .071352462 |
| E | 488,477,600 | 0.9999 | 488,526,453 | 10 | 430 | .000000010 |
| F1 | 1,599,376,076 | 0.9941 | 1,608,868,400 | 12 | 574 | .000882480 |
| F1 | 1,363,638,217 | 0.8717 | 1,564,343,486 | 10 | 102 | .038136533 |
| F1 | 1,829,550,116 | 0.9368 | 1,952,978,348 | 8 | 42 | .042300166 |
| F1 | 2,283,450,659 | 1.0569 | 2,160,517,229 | 5 | 11 | .007658241 |
| L1 | 252,231,005 | 0.9859 | 255,838,325 | 10 | 1,459 | .004066064 |
| L1 | 258,763,831 | 0.9517 | 271,896,428 | 10 | 237 | .018321335 |
| L1 | 282,212,978 | 0.9361 | 301,477,383 | 9 | 59 | .008057890 |
| L1 | 299,843,126 | 0.9737 | 307,942,001 | 5 | 18 | .000674659 |
| Random Totals: | 28,127,229,011 | 28,800,827,302 | 1,134 | 43,302 | ||
| Catg D1 Exception Values: | 797,030 | 636,360 | ||||
| Total Test Values (4): | 28,128,026,041 | 28,801,463,662 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,440,073,183 |
Confidence Interval Values (5)
| State Lower Limit: | 27,361,390,479 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 28,128,026,041 | (Within Confidence Interval) |
| State Upper Limit: | 30,241,536,845 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 26,870,875,226 | (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