I just need a lil help
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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 17:00
Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2
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Mathematics, 21.06.2019 18:40
The vertex of this parabola is at (-2,-3). when the x-value is -1, the y-value is -5. what is the coefficient of the squared expression in the parabola's equation?
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Mathematics, 21.06.2019 20:30
Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]
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Mathematics, 26.08.2019 22:00
History, 26.08.2019 22:00
Mathematics, 26.08.2019 22:00
Mathematics, 26.08.2019 22:00
Computers and Technology, 26.08.2019 22:00
Mathematics, 26.08.2019 22:00
Mathematics, 26.08.2019 22:00