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Statistics and probability Online Testing Because of the immediate suspension of classes nationwide due to the COVID- 19 pandemic, many schools opted to give the

Statistics and probability

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Online Testing Because of the immediate suspension of classes nationwide due to the COVID- 19 pandemic, many schools opted to give the final examination online. The scores on a certain exam are normally distributed with a mean of 65 and a standard deviation of 9. Find the probability of the score. a. less than 54 b. at least 80

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