Answers: 1
Mathematics, 21.06.2019 16:50, gesic2003
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?
Answers: 3
Mathematics, 22.06.2019 06:30, rafaelys6354
What is the common difference in the arithmetic sequence? 7, 14, 21, 28, 2 3 4 7
Answers: 1
176 rounded to the nearest hundred...
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