Given the probability density function f(x) 1 over the interval [3, 9], find the expected value, the mean, %3D the variance and the standard deviation. Expected value: Mean: Variance: Standard Deviation:

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Q: ntegers as: x Ry +x and y have the same remainder when divided by the integer a is an equivalence…

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Q: Direction of opening: Zeros: y-intercept: Vertex: Axis of Symmetry: Max or Min Value:

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Q: W 4. A cell phone company claims that the average time a person spends on their phone is 12.8 hours…

A: Let μ denote the population mean and x⎯⎯ denotes the sample mean. Then, μ=12.8 and x⎯⎯=12.2 Let n be…

Q: What Is the equation of the graph? Oy= - x O y= 4 x OY=4x

A: Clearly the line is passing through the origin.

Q: Sample Count Sample Proportion Color Red 9. Brown Yellow 6. Green 10 Orange 12 Blue 9. Total 54…

A: Sample proportion for each color can be calculated as follows:

Q: Evaluate then simplify: Stan (4p) sec (4p)dp

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Q: Calculate the limit algebraically: x³ + 8 lim x→-2 x² + 7x + 10

A: Consider the given expression, If we substitute  in the expression we get  form. so, use L-hospital…

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Q: 7) Find mzVUT if MVUM =21x-3, M2VUT-35x-4, and MMUT= 69°. A) 5 C) 107 B) 10 D) 171

A: Since there are multiple questions present and you have not specified which question to answer,…

Q: - You are given that So(x) = e-0.001z' for > 0. Calculate 5/15965- %3D (A) 0.015 (B) 0.459 (C) 0.500…

A: Note: Hi there! Thank you for posting the question. As you have posted multiple questions, we have…