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Mathematics 12 Online
robincrane:

Suppose 5400 female labrador retrievers have a mean weight of 62.5 pounds with a normal distribution. How many weigh less than 62.5?

jhonyy9:

do you know what mean ,,normal distribution" ?

Mercury:

Not sure, but I think we would need the standard deviation for this? You'd typically calculate the z-score for the weight 62.5 and then find the correpsonding probability

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