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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
19 Nov 2021

Given information

  Online Hybrid Face-to-face
  72 83 80
  84 73 78
  77 84 84
  80 81 81
  81   86
      79
      82
Sum 394 321 570

 

Step-by-step explanation

Step 1.

Hypothesis:

 

 

 

 

Now,

 

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