J. d. power and associates says that 50 percent of car buyers now use the internet for research and price comparisons. (a) find the probability that in a sample of 9 car buyers, all 9 will use the internet. (round your answer to 4 decimal places.) probability (b) find the probability that in a sample of 9 car buyers, at least 6 will use the internet. (round your answer to 4 decimal places.) probability (c) find the probability that in a sample of 9 car buyers, more than 5 will use the internet. (round your answer to 4 decimal places.) probability (d) find the mean and standard deviation of the probability distribution. (round your mean value to 2 decimal places and standard deviation to 4 decimal places.) mean standard deviation

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Mathematics

Jayla Le

18 December, 09:12

J. d. power and associates says that 50 percent of car buyers now use the internet for research and price comparisons. (a) find the probability that in a sample of 9 car buyers, all 9 will use the internet. (round your answer to 4 decimal places.) probability (b) find the probability that in a sample of 9 car buyers, at least 6 will use the internet. (round your answer to 4 decimal places.) probability (c) find the probability that in a sample of 9 car buyers, more than 5 will use the internet. (round your answer to 4 decimal places.) probability (d) find the mean and standard deviation of the probability distribution. (round your mean value to 2 decimal places and standard deviation to 4 decimal places.) mean standard deviation

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Stephanie · Answer 1

the first octant inside the cylinder x2 + y2 = 16 and below the plane z = 3. 2 Sketch the solid whose volume is given by the integral. ∫ π/2. 0. ∫ 2. 0. ∫ 9-r2. 0 r dz dr dθ, and evaluate the integral. 3 Use spherical coordinates to evaluate. ∫∫∫. E z dV, where E lies between the spheres x2+y2+z2 = 1 and x2 + y2 + z2 = 4 in ...