Mathematics, 06.06.2020 18:00 alicia234
A company produces steel rods. The lengths of all their steel rods are normally distributed with a mean of 155.1-cm and a standard deviation of 2.2-cm. For shipment, 11 steel rods are bundled together. Find the probability that the average length of a randomly selected bundle of steel rods is between 155.6-cm and 156.2-cm.
Answers: 2
Mathematics, 20.06.2019 18:04
Multiply. −2x(6x4−7x2+x−5) express the answer in standard form. enter your answer in the box.
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Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil
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Mathematics, 21.06.2019 19:00
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A company produces steel rods. The lengths of all their steel rods are normally distributed with a m...
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