Noticias Traducir Question Completion Status: According the the U.S. Department of Education, full-time graduate students receive an average salary of $15,000 with a standard deviation of $1,200. The dean of graduate studies at a large state university in PA claims that his graduate students earn more than this. He surveys 100 randomly selected students and finds their average salary is $16,000. Use a significance level of 0.05 to test if there is evidence that the dean's claim is correct. What is the Z crit?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter2: Linear Equations
Section: Chapter Questions
Problem 8SGR
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Question Completion Status:
According the the U.S. Department of Education, full-time graduate students receive an average salary of $15,000 with a standard deviation of $1,200. The dean
of graduate studies at a large state university in PA claims that his graduate students earn more than this. He surveys 100 randomly selected students and finds
their average salary is $16,000. Use a significance level of 0.05 to test if there is evidence that the dean's claim is correct.
What is the Z crit?
OUEC TION O
Transcribed Image Text:rome Archivo Editar Ver Historial Favoritos Perfiles Pestaña Ventana Ayuda Bb Bb Bb Bb Bb Bb Bb Bb BbS bbhosted.cuny.edu/webapps/assessment/take/launch.jsp?course_assessment_id%3_2002397_1&course_id%3D_2050858_1&content_id%3_ icaciones M Gmail YouTube A Maps Noticias Traducir Question Completion Status: According the the U.S. Department of Education, full-time graduate students receive an average salary of $15,000 with a standard deviation of $1,200. The dean of graduate studies at a large state university in PA claims that his graduate students earn more than this. He surveys 100 randomly selected students and finds their average salary is $16,000. Use a significance level of 0.05 to test if there is evidence that the dean's claim is correct. What is the Z crit? OUEC TION O
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