One professor who teaches statistics gave studentsone homework assignment. He asked students to finda two-variable data set and compute the Pearsoncorrelation coefficient. One student found a data set:one variable is students' midterm test score in anintroductory microeconomics class and totalobservations are 45 students; while the other onevariable is also students' midterm test score in anotherintroductory microeconomics class and totalobservations are 57 students. Both of these twoclasses were taught by the same instructor in spring2018. Does this student's data set make sense? Why orwhy not? Discuss and explain your reasons. You mustprovide your statistical analysis and reasons.

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Asked Jan 21, 2020
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One professor who teaches statistics gave students
one homework assignment. He asked students to find
a two-variable data set and compute the Pearson
correlation coefficient. One student found a data set:
one variable is students' midterm test score in an
introductory microeconomics class and total
observations are 45 students; while the other one
variable is also students' midterm test score in another
introductory microeconomics class and total
observations are 57 students. Both of these two
classes were taught by the same instructor in spring
2018. Does this student's data set make sense? Why or
why not? Discuss and explain your reasons. You must
provide your statistical analysis and reasons.
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One professor who teaches statistics gave students one homework assignment. He asked students to find a two-variable data set and compute the Pearson correlation coefficient. One student found a data set: one variable is students' midterm test score in an introductory microeconomics class and total observations are 45 students; while the other one variable is also students' midterm test score in another introductory microeconomics class and total observations are 57 students. Both of these two classes were taught by the same instructor in spring 2018. Does this student's data set make sense? Why or why not? Discuss and explain your reasons. You must provide your statistical analysis and reasons.

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Expert Answer

Step 1

Correlation:

Correlation determines the size and direction of the relationship between the two variables. Also, correlation does not imply causation. : Used to test for a significant linear relationship between two variabl...

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