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School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
147/Limestone
147-902/Groesbeck ISD

Category Summary

(1)
Category
(1)
Local
Value
(1)
Stratum
Ratio
(1)
State
Value
(2)
Sample
Size
(3)
Total
Parcels

Stratum
Variance
A 69,115,518 0.9486 72,860,550 16 1,327 .014435080
A 72,709,810 0.8619 84,359,914 19 652 .032884465
A 64,522,110 0.9675 66,689,519 10 352 .009427922
A 67,406,095 1.0249 65,768,460 10 217 .001248344
E 140,490,822 0.9755 144,019,295 15 2,139 .015362105
G1 39,590,910 0.9745 40,626,896 12 460 .006679689
G1 39,489,500 0.9809 40,258,436 11 169 .061406151
G1 39,648,920 1.0179 38,951,685 9 93 .019699494
G1 39,274,699 1.0453 37,572,658 8 38 .020476726
Random Totals: 572,248,384   591,107,413 110 5,447  
Catg J Exception Values: 15,626,280   16,121,443      
Catg D1 Exception Values: 11,970,175   9,265,455      
Total Test Values (4): 599,844,839   616,494,311      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 30,824,715

Confidence Interval Values (5)

State Lower Limit: 585,669,596 (State Test Value minus Margin of Error Percent)
Local Test Value: 599,844,839 (Within Confidence Interval)
State Upper Limit: 647,319,026 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,658,902,294 (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