Asked by Koylar
5) The product is sold in packets whose masses are normally distributes with mean of 1.42 kg and a standard deviation of 0.025 kg.
(1) Find the probability that the mass of a packet, selected at random, lies between 1.37 kg and 1.45 kg
(1) Find the probability that the mass of a packet, selected at random, lies between 1.37 kg and 1.45 kg
Answers
Answered by
PsyDAG
Z = (score-mean)/SD
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability between the two Z scores.
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability between the two Z scores.
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