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Mathematics, 21.06.2019 16:50
Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?
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Mathematics, 21.06.2019 23:00
Over the course of a month, a person's weight decreases. what type of relationship is this? a. positive relationship
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Mathematics, 21.06.2019 23:30
Which term applies to agb and dge? a. obtuse b. supplementary c. complementary d. vertical
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Mathematics, 22.06.2019 02:10
Given: m zade = 60° and m2cdf = (3x + 15) prove: x = 15
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