If 820 adults are randomly selected, find the probability that 92 or more of them are lefthanded.
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If 820 adults are randomly selected, find the probability that 92 or more of them are lefthanded. Does the result of 92 lefthanded adults appear to be unusually high?
Distributions of Sample Proportions. In Exercise, assume that 10% of adults are left-handed.
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The sample proportion is 921000 0092 Because this is an upper limit the zvalue will be betwe...View the full answer
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Related Book For
Statistical Reasoning For Everyday Life
ISBN: 978-0134494043
5th Edition
Authors: Jeff Bennett, William Briggs, Mario Triola
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