Mathematics, 28.05.2020 23:05 veerdenz8373
A courier service advertises that its average delivery time is less than six hours for local deliveries. A random sample of size 10 of the amount of time this courier takes to deliver packages to an address across town was taken. The true standard deviation is not known. A hypothesis test will be run to determine if there is sufficient evidence to support the courier's advertised claim. What case is best
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