StatTutor Lesson - Introduction to Producing Data: Experiments

true
Stat Tutor
true
true
You have completed 0 question sequences out of 2.
Chapter 9 Intro
Video Player is loading.
Current Time 0:00
Duration 0:00
Loaded: 0%
Stream Type LIVE
Remaining Time 0:00
 
1x
    • Chapters
    • descriptions off, selected

      Questions 1-2

      43

      Question 1.

      Why do we sample?

      A.
      B.
      C.

      Incorrect. We sample whenever a census is not feasible.
      Correct. We sample whenever a census is not feasible.
      Incorrect. Try again.
      2

      Questions 3-5

      134

      Question 3.

      Which type of data production establishes that treatments "cause" changes in the responses?

      A.
      B.
      C.

      Incorrect. Because subjects are randomly assigned to treatments in an experiment, results from an experiment establish "causation."
      Correct. Because subjects are randomly assigned to treatments in an experiment, results from an experiment establish "causation."
      Incorrect. Try again.
      2