1.Given a data set with the mean = 88 and the standard deviation = 6, what percent

of the data points are above 82?

2.Two professors are teaching different sections of the same course.

Steve has 18 students in his section, and their mean score on the first exam was 82.

Carol has 25 students in her section, and their mean score on the first exam was 71.

What is the mean score for all of these students combined?

Round your answer to the nearest hundredth.

3.Steve is about to graduate and has a GPA of 2.57 after 102 credits.

This is his last semester and he is taking 16 credits.

He very much wishes to graduate with a GPA of 2.6 or higher.

What is the minimum GPA he can earn this semester in order to finish with a 2.6 overall GPA?

Round your answer to the hundredths place.

4.Jim took four classes last semester.

He got anA-in his 4-credit Calculus class, aB+in his 5-credit Biology class, aBin his 3-credit History class, and aC+in his 2-credit Spanish class.

Use the following table of grade values to find Jim's GPA last semester.

Round your answer to the nearest hundredth.

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