Mathematics, 25.06.2020 08:01 kelli151
Which is the standard form of the equation of a parabola with a focus of (0, -3) and its vertex at the origin?
x² =-12y
x² = 12y
O y = -12%
y? - 12
Answers: 1
Mathematics, 21.06.2019 19:00
{0,1,2,3,4,5,6,20,21,22,23,24,25} the distribution is considered to be: skewed the right, skewed the left, not skewed?
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Mathematics, 21.06.2019 19:40
Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.
Answers: 3
Mathematics, 21.06.2019 21:00
Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.
Answers: 1
Mathematics, 21.06.2019 21:50
Which of the following is the graph of y= square root -x-3
Answers: 1
Which is the standard form of the equation of a parabola with a focus of (0, -3) and its vertex at t...
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