Question: The amount of thread on a spool is normally distributed with a mean of 237 cm and standard deviation of 2 mm. If 32 spools

The amount of thread on a spool is normally distributed with a mean of 237 cm and standard deviation of 2 mm. If 32 spools are randomly selected, what is the probability the average amount on a spool is between 236.95 and 236.98 cm?

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