2010 Confidence Interval Detail
091/Grayson
091-906/Sherman ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 243,654,256 | 0.9798 | 248,677,542 | 61 | 4,373 | .020353420 |
| A | 228,561,046 | 1.0020 | 228,104,836 | 58 | 2,421 | .002112500 |
| A | 239,764,030 | 0.9953 | 240,896,242 | 60 | 1,752 | .004037108 |
| A | 243,777,123 | 0.9841 | 247,715,804 | 31 | 955 | .003040612 |
| B | 31,015,206 | 1.1249 | 27,571,523 | 12 | 262 | .038402611 |
| B | 25,864,032 | 1.0335 | 25,025,672 | 10 | 33 | .012585800 |
| B | 38,753,021 | 0.9961 | 38,904,750 | 5 | 9 | .029697963 |
| F1 | 124,146,497 | 0.9880 | 125,654,349 | 16 | 449 | .131979953 |
| F1 | 127,564,861 | 0.8666 | 147,201,547 | 11 | 104 | .032236748 |
| F1 | 125,534,874 | 0.8870 | 141,527,479 | 10 | 38 | .041930792 |
| F1 | 167,512,399 | 0.9338 | 179,387,876 | 6 | 14 | .012633057 |
| L1 | 60,166,766 | 1.0566 | 56,943,750 | 10 | 612 | .005997702 |
| L1 | 55,794,378 | 0.9852 | 56,632,540 | 9 | 86 | .006321534 |
| L1 | 61,458,821 | 1.2025 | 51,109,207 | 7 | 25 | .041734089 |
| L1 | 47,640,816 | 1.0296 | 46,271,189 | 4 | 6 | .003353986 |
| Random Totals: | 1,821,208,126 | 1,861,624,306 | 310 | 11,139 | ||
| Catg J Exception Values: | 52,931,335 | 50,329,435 | ||||
| Catg D1 Exception Values: | 3,170,261 | 2,329,868 | ||||
| Catg B Exception Values: | 25,628,038 | 25,625,000 | ||||
| Total Test Values (4): | 1,902,937,760 | 1,939,908,609 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 96,995,430 |
Confidence Interval Values (5)
| State Lower Limit: | 1,842,913,179 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,902,937,760 | (Within Confidence Interval) |
| State Upper Limit: | 2,036,904,039 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 2,319,828,089 | (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