Mathematics, 30.08.2019 00:20 vinnay17
Arandom sample of 56 lithium batteries has a mean life of 645 hours with a population standard deviation of 31 hours. compute the 95% confidence interval for mu. a. (636.9, 653.1) b. (712.0, 768.0) c. (539.6, 551.2) d. (112.0, 118.9)
Answers: 3
Mathematics, 21.06.2019 16:00
Question: what is the value of x 4x-2= (-7) +5x. it would be greatly appreciated if someone could actually explain to me step by step
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Mathematics, 21.06.2019 17:10
Complete the table for different values of x in the polynomial expression -7x2 + 32x + 240. then, determine the optimal price that the taco truck should sell its tacos for. assume whole dollar amounts for the tacos.
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Mathematics, 21.06.2019 17:40
Find the x-intercepts of the parabola withvertex (1,1) and y-intercept (0,-3).write your answer in this form: (x1,if necessary, round to the nearest hundredth.
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Mathematics, 21.06.2019 20:30
The graph of a hyperbola is shown. what are the coordinates of a vertex of the hyperbola? (0, −4) (−3, 0) (0, 0) (0, 5)
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Arandom sample of 56 lithium batteries has a mean life of 645 hours with a population standard devia...
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