Mathematics, 22.05.2020 05:04 smelcher3900
A special cable has a mean breaking strength of 1131 pounds. The standard deviation of the population is 333 pounds. A researcher selects a sample of 30 cables with a mean of 931 pounds. Can one reject the claim that the mean breaking strength is less than 1131 pounds? (Use the 0.05 level of significance)
Answers: 3
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Mathematics, 21.06.2019 22:30
For the chance to be team captain, the numbers 1-30 are put in a hat and you get two chances to pick a number, without replacement. which formula correctly shows how to find the probability that you choose the number 1 and then 2?
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A special cable has a mean breaking strength of 1131 pounds. The standard deviation of the populatio...
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