The Beck Anxiety Inventory for Children (BAI-C) is a well-known, standardized test with a mean (µ) of 50, and a standard deviation (σ) of 10. The scores are normally distributed. Higher scores indicate more severe anxiety What is the probability that a sample of size n=10 would have a mean BAI-C score of M = 58 or higher?

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The Beck Anxiety Inventory for Children (BAI-C) is a well-known, standardized test with a mean (µ) of 50, and a standard deviation (σ) of 10. The scores are normally distributed. Higher scores indicate more severe anxiety What is the probability that a sample of size n=10 would have a mean BAI-C score of M = 58 or higher?
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