Your answer is CORRECT Suppose the time spent by a randomly selected student at

Your answer is correct suppose the time spent by a

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Question 4Your answer is CORRECT.Suppose the time spent by a randomly selected student at a campus computer lab has a gammadistribution with mean 24 and variance 96 minutes2. What are the values of and ? a) b) c) d) e) None of the above.αβα= 4,β= 6α= 6,β= 4α= 24,β= 96α=,β=124196 Question 5Your answer is CORRECT.Suppose that 25% of all students in this Math 3339 class will make an A on exam 2. Consider selecting agroup of 40 students in this class at random and let X be the number of students in this group that havemade an A on exam 2. What is the probability that between 6 and 10 students (inclusively) make an A onexam 2? 7 7 12 1 7 7 60 This study resource was shared via CourseHero.com
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7/27/16, 12 : 36 PM Print Test Page 3 of 6 Question 6Your answer is CORRECT.Suppose that 25% of all students in this Math 3339 class will make an A on exam 2. Consider selecting agroup of 40 students in this class at random and let X be the number of students in this group that havemade an A on exam 2. How many do we expect to get an A on this exam and what is the standarddeviation? Question 7Your answer is CORRECT.
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