Question: Fifty rounds of a new type of ammunition were red
Fifty rounds of a new type of ammunition were ﬁred from a test weapon, and the muzzle velocity of the projectile was measured. The sample had a mean muzzle velocity of 863 meters per second and a standard deviation of 2.7 meters per second.Construct and interpret a 99% conﬁdence interval for the mean muzzle velocity.
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