SOLUTION: Following is the contingency table for Quiz score: Less than 10 marks Over 10 marks Total Boys 22 12 34 Girls 17 23 40 74 What is the probability that randomly sele

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Question 800471: Following is the contingency table for Quiz score:
Less than 10 marks Over 10 marks Total
Boys 22 12 34
Girls 17 23 40
74

What is the probability that randomly selected student will be a boy with over ten marks?
What is the probability that randomly selected student will be a girl with less than 10 marks?
You will be awarded extra points if you make tree diagram depicting all the probabilities.

Answer by oscargut(2103) About Me  (Show Source):
You can put this solution on YOUR website!
What is the probability that randomly selected student will be a boy with over ten marks?
Answer: 12/74 = 6/37

What is the probability that randomly selected student will be a girl with less than 10 marks?
Answer: 17/74

You will be awarded extra points if you make tree diagram depicting all the probabilities.
If you need more help with similar questions, homework, assignments, you can contact me now at:
mthman@gmail.com
Thanks