The Trial Urban District Assessment (TUDA) is agovernment-sponsored study of student achievement inlarge urban school districts. TUDA gives a mathematicstest scored from 0 to 500. A score of 262 is a "basic"mathematics level, and a score of 299 is "proficient."Scores for a random sample of 1100 eighth-graders inDallas had x = 264 with standard error 1.3.TUDA results for 2019 from the National Center for Education Statistics, athttps://www.nationsreportcard.gov.LO5DEC1Stv♫♫O Macmillan Learning(c) Is there good evidence that the mean for all Dallaseighth-graders is different from the basic level?F8OYes, because the sample mean of 264 is notincluded in the 99% confidence interval.Yes, because the basic level of 262 is not includedin the 99% confidence interval.O No, because the basic level of 262 is included inthe 99% confidence interval.O No, because the sample mean of 264 is included inthe 99% confidence interval.N 1917667 A72PGEzoom

The confidence interval about the known mean (µ) is given by Here,…

The Trial Urban District Assessment (TUDA) is a government-sponsored study of student achievement in large urban school districts. TUDA gives a mathematics test scored from 0 to 500. A score of 262 is a "basic" mathematics level, and a score of 299 is "proficient." Scores for a random sample of 1100 eighth-graders in Dallas had x = 264 with standard error 1.3. TUDA results for 2019 from the National Center for Education Statistics, at https://www.nationsreportcard.gov. Macmillan Learning (c) Is there good evidence that the mean for all Dallas eighth-graders is different from the basic level? Yes, because the sample mean of 264 is not included in the 99% confidence interval. Yes, because the basic level of 262 is not included in the 99% confidence interval. O No, because the basic level of 262 is included in the 99% confidence interval. O No, because the sample mean of 264 is included in the 99% confidence interval.

The Trial Urban District Assessment (TUDA) is a government-sponsored study of student achievement in large urban school districts. TUDA gives a mathematics test scored from 0 to 500. A score of 262 is a "basic" mathematics level, and a score of 299 is "proficient." Scores for a random sample of 1100 eighth-graders in Dallas had x = 264 with standard error 1.3. TUDA results for 2019 from the National Center for Education Statistics, at https://www.nationsreportcard.gov. Macmillan Learning (c) Is there good evidence that the mean for all Dallas eighth-graders is different from the basic level? Yes, because the sample mean of 264 is not included in the 99% confidence interval. Yes, because the basic level of 262 is not included in the 99% confidence interval. O No, because the basic level of 262 is included in the 99% confidence interval. O No, because the sample mean of 264 is included in the 99% confidence interval.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.6: Summarizing Categorical Data

Problem 30PPS

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