Here is sample data on screen time (in minutes/hr) for 3 different populations.   Children 19  19  17  18  21  23  15  13  13  17  18  21  25  24  17 Teens 21  17  26  34  43  39  32  27  21  10  45 Adults 33  34  33  23  56  21  34  21  17  40   Test the claim mean screen time is the same for all populations.  Use α = 0.10. Does one population appear to have more screen time than other populations?  Explain in 1 - m2 complete sentences.

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Here is sample data on screen time (in minutes/hr) for 3 different populations.

 

Children 19  19  17  18  21  23  15  13  13  17  18  21  25  24  17
Teens 21  17  26  34  43  39  32  27  21  10  45
Adults 33  34  33  23  56  21  34  21  17  40

 

  1. Test the claim mean screen time is the same for all populations.  Use α = 0.10.
  2. Does one population appear to have more screen time than other populations?  Explain in 1 - m2 complete sentences.

 

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