The following data table shows the number of wins that teams in a bowling league had in one season. wins

Question

The following data table shows the number of wins that teams in a bowling
league had in one season.
  wins                   frequency
   0                              2
   1                              3
    2                             7
    3                             8
    4                             7
    5                              3  
(A) What is the mean number of wins?
(B) What is the standard deviation of the number of wins? (Hint: it may help to write the data out as a list)
(C) What is the probability that a randomly selected bowling team will have won 3 games this season?
  wins                   frequency
   0                              2
   1                              3
    2                             7
    3                             8
    4                             7
    5                              3

Kunduz · Accepted Answer

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