2010 Confidence Interval Detail
079/Fort Bend
079-907/Fort Bend ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 4,459,188,739 | 1.0040 | 4,441,423,047 | 55 | 37,397 | .014292820 |
| A | 4,474,339,800 | 0.9513 | 4,703,395,143 | 58 | 24,885 | .008696054 |
| A | 4,512,996,590 | 0.9882 | 4,566,885,843 | 57 | 16,749 | .005447116 |
| A | 4,498,022,245 | 1.0165 | 4,425,009,587 | 36 | 8,978 | .007485940 |
| B | 110,262,814 | 1.0011 | 110,141,658 | 9 | 105 | .003506120 |
| B | 118,355,180 | 1.0495 | 112,772,920 | 5 | 8 | .009730862 |
| B | 135,154,390 | 0.9910 | 136,381,826 | 4 | 7 | .011706891 |
| B | 123,981,320 | 1.0121 | 122,499,081 | 3 | 5 | .000442862 |
| C | 119,508,243 | 0.9639 | 123,984,068 | 10 | 1,526 | .028256548 |
| C | 113,301,840 | 0.9092 | 124,617,070 | 10 | 261 | .016209331 |
| C | 118,196,910 | 1.0094 | 117,096,206 | 10 | 105 | .005770864 |
| C | 106,621,400 | 0.9299 | 114,658,996 | 8 | 30 | .014389072 |
| F1 | 760,743,448 | 0.9581 | 794,012,575 | 10 | 786 | .021867740 |
| F1 | 678,244,270 | 1.0950 | 619,401,160 | 11 | 235 | .009940410 |
| F1 | 676,448,270 | 0.9811 | 689,479,431 | 9 | 90 | .012368867 |
| F1 | 596,603,931 | 1.0386 | 574,430,898 | 7 | 26 | .003709319 |
| L1 | 176,640,739 | 1.0759 | 164,179,514 | 10 | 2,707 | .045048587 |
| L1 | 183,300,182 | 0.8988 | 203,938,787 | 10 | 346 | .036286236 |
| L1 | 163,279,027 | 0.9234 | 176,823,724 | 9 | 80 | .004602662 |
| L1 | 225,366,720 | 0.9870 | 228,335,076 | 7 | 28 | .000820686 |
| Random Totals: | 22,350,556,058 | 22,549,466,610 | 338 | 94,354 | ||
| Catg J Exception Values: | 165,904,955 | 166,546,076 | ||||
| Catg D1 Exception Values: | 5,272,470 | 4,879,399 | ||||
| Total Test Values (4): | 22,521,733,483 | 22,720,892,085 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,136,044,604 |
Confidence Interval Values (5)
| State Lower Limit: | 21,584,847,481 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 22,521,733,483 | (Within Confidence Interval) |
| State Upper Limit: | 23,856,936,689 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 23,352,441,854 | (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