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Author Question: In team-teaching, two or more teachers lead a class. An researcher tested the use of team-teaching ... (Read 101 times)

Chelseaamend

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In team-teaching, two or more teachers lead a class. An researcher tested the use of team-teaching in mathematics education. Two of the variables measured on each sample of 177 mathematics teachers were years of teaching experience x and reported success rate y (measured as a percentage) of team-teaching mathematics classes.

a. The researcher hypothesized that mathematics teachers with more years of experience will report higher perceived success rates in team-taught classes.
State this hypothesis in terms of the parameter of a linear model relating x to y.
b. The correlation coefficient for the sample data was reported as r = -0.3.
Interpret this result.
c. Does the value of r support the hypothesis? Test using α = .05.


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Marked as best answer by Chelseaamend on Feb 14, 2020

mmpiza

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Chelseaamend

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Reply 2 on: Feb 14, 2020
Gracias!


AngeliqueG

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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