Using normal approximation, find the probability of obtaining at least 90 heads in 150 tosses of a

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Using normal approximation, find the probability of obtaining at least 90 heads in 150 tosses of a fair coin. Is the normal approximation valid? Why?
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Mathematical Statistics With Applications In R

ISBN: 9780124171138

2nd Edition

Authors: Chris P. Tsokos, K.M. Ramachandran

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