Question
1.)A group of students compare the number of credits taken each semester. They find that the average number of credits taken is 15, with a
1.)A group of students compare the number of credits taken each semester. They find that the average number of credits taken is 15, with a standard deviation of 2.
a.Label the bottom of the chart with the mean and calculated standard deviations
b.What values are within 68% of the mean?
c.What percent of credits did you take if you take between 11 and 17 credits?
d.What is the z-score and area percentage corresponding to 12 credits?
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EnVision Algebra 1
Authors: Al Cuoco, Christine D. Thomas, Danielle Kennedy, Eric Milou, Rose Mary Zbiek
Student Edition
0328931578, 978-0328931576
