Question: The following table shows data collected by the advising team at a major university on GPA of students at the end of their sophomore year.

The following table shows data collected by the advising team at a major university on GPA of students at the end of their sophomore year. The data is broken down by high school they graduated from.

GPA at the end of college sophomore year

<2.0 2.01 to 3.0 >3.0 Total

____________________________________________________________

Northeast High 15 100 145 260

Southwest High 30 110 125 265

East High 26 125 180 331

North Star 64 135 205 404

Total 135 470 655 1260

  • Given that a student graduated from East High, what is the probability he/she has a GPA higher than 3.0 at the end of college sophomore year?

  • What is the probability that a student graduated from Southwest High or has a GPA greater than 3.0?

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