A marketing manager for a cell phone company claims that more than 35% of children age 10 have cell phones. In a random sample of 5000 it is found that 1805 had cell phones. Can you conclude that the manager's claim is true? Use a significance level a 0.01. Use this scenario to answer questions 16-20. 16) State the alternative and null hypothesis 17) Calculate the test statistic

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A: Mean()=12Standard deviation()=4

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Q: 1. a 2 b 4

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Q: What can you conclude regarding the numbers y and z if x z?

A: Given x<y, x>z

Q: 3. Solve for x.

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A: The standard deviation is 0.2.

Q: 4. X = 100

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Q: Need help with number 4 letter B

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Q: due what questions 1-3 were already answerd wanted 3-6

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A: Topic- Equation

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A: For given right triangle Base B = 14 Prependicular P = 9 Therefore tan(x°) = P/B

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A: Solution: The objective is to find the general solution to the given differential equation

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Q: question number 2

A: Given that, The random variable x is the amount of liquid dispensed varies. X~N(μ,σ=0.2) The cups…

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A: A singular matrix does not have an inverse.

Q: 30 to 19

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