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Author Question: A random sample of 500 students showed a statistically significant relationship between where the ... (Read 527 times)

silviawilliams41

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on: Jul 24, 2018
A random sample of 500 students showed a statistically significant relationship between where the students usually sat in class (front, middle, or back) and grade point average (GPA). Can a conclusion that where a student sits in the classroom causes a change in GPA?
 a. A cause and effect relation might be concluded because the results were statistically significant.
  b. A cause and effect relation might be concluded because the study was a randomized experiment.
  c. A cause and effect relation cannot be concluded because the study was an observational study.
  d. A cause and effect relation cannot be concluded because seating preference was self-reported.

Question 2

A random sample of 500 students showed a statistically significant relationship between where the students usually sat in class (front, middle, or back) and grade point average (GPA). What is the explanatory variable in the study?
 a. Where a student typically sits in class (front, middle, or back)
  b. Grade point average (GPA)
  c. Class standing (freshman, sophomore, junior, or senior)
  d. Gender (Male or Female)


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jsm54321

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Reply #1 on: Jul 24, 2018
Answer to Question 1

C

Answer to Question 2

A


silviawilliams41

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Reply 2 on: Jul 24, 2018
Great answer, keep it coming :)

samiel-sayed

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Reply 3 on: Yesterday
Excellent

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