Tucker Wells
09/29/2024 · Elementary School
Fron past experience a professor knows the test crcere of a student taking her final evamnation is a randon varrable with moun 75 and a varionce af 25 . Use Chebyshers ineguality to determine the lower bourd for the probability that a sudent will vcoro between 63 and 87 .
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The lower bound for the probability that a student will score between 63 and 87 is approximately 0.8264 or 82.64%.
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