Mathematics, 08.01.2020 21:31 ridzrana02
The ap statistics exam, like all other ap exams, is graded on a 5, 4, 3, 2, 1, 0 basis. many colleges require a 4 or a 5 to grant credit. in 1999, 25,240 students took the exam, and 30.4% of these received either a 4 or a 5. assume that the raw scores were approximately normally distributed with a mean of 60 and a standard deviation of 19. what is the minimum score a student must receive to earn a 4 or a 5?
a.70
b.71
c.72
d.69
e.68
Answers: 2
Mathematics, 21.06.2019 13:40
Aparallel system functions whenever at least one of its components works. consider a parallel system of n components, and suppose each component works independently with probability 0.5. find the conditional probability that component n works given that the system is working
Answers: 3
Mathematics, 21.06.2019 19:30
You are designing a rectangular pet pen for your new baby puppy. you have 30 feet of fencing you would like the fencing to be 6 1/3 feet longer than the width
Answers: 1
Mathematics, 21.06.2019 19:30
The table below represents the displacement of a fish from its reef as a function of time: time (hours) x displacement from reef (feet) y 0 4 1 64 2 124 3 184 4 244 part a: what is the y-intercept of the function, and what does this tell you about the fish? (4 points) part b: calculate the average rate of change of the function represented by the table between x = 1 to x = 3 hours, and tell what the average rate represents. (4 points) part c: what would be the domain of the function if the fish continued to swim at this rate until it traveled 724 feet from the reef? (2 points)
Answers: 2
The ap statistics exam, like all other ap exams, is graded on a 5, 4, 3, 2, 1, 0 basis. many college...
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