The length of a tube received by a certain laboratory have a mean of 4.62 inches and a standard deviation of 0.23 inches.
a. What percentage of all these tubes are longer than 5.00 inches?
b. What percentage of the tubes are between 4.35 and 4.85 inches long?
a. What percentage of all these tubes are longer than 5.00 inches?
b. What percentage of the tubes are between 4.35 and 4.85 inches long?
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Answer:
7.34 inches. i think cause if u add the u'll get 9.20 inches