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Name: An educator has developed a program to improve math scores on the Texa
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Description: An educator has developed a program to improve math scores on the Texas STAAR test. The average STAAR mathematics test for the third graders in the district was mean of 1472. A sample of n=30 third graders took the new math training program before ta

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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An educator has developed a program to improve math scores on the Texas STAAR test. The average STAAR mathematics test for the third graders in the district was mean of 1472. A sample of n=30 third graders took the new math training program before taking the STAAR Math test. The average score for the students was M= 1497 with a standard deviation of 145. (note the standard deviaiton is not a variance). Was there a significant change in test scores (Use standard deviaiton = 0.05, two tailed test).

Determine the t crit value.

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