A random sample of 500 students showed a statistically ...

[silviawilliams41]

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)

[jsm54321]

Answer to Question 1

C

Answer to Question 2

A

[silviawilliams41]

Gracias!

[Sarahjh]

Excellent