QUESTION 12 Use the Empirical Rule (68-95-99.7) to answer the following: The playing life of a sunshine radio is normally distributed with a mean of 600 hours and a standard deviation of 100 hours. a. Find the range of hours that correspond to the middle 68%. b. Find the range of hours that correspond to the middle 95%. c. Find the range of hours that correspond to the middle 99.7%.

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A: We need to write (59E)twelve in base 10. (It is given that face value of E is 11)

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A: Recall the following form of sinusoidal function:f(x)=Asin(T2π​x) Where:A is the amplitudeT is the…

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A:

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Q: to 48x

A: Given expression is:

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A: (a) Given that the percentage of stadiums have just built in the past 20 years is, P=15%=15/100=0.15…

Q: Could you answer letter D?

A: Se=0.057847, df=n-2=23

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A: The hundreds place, tens place and unit place of a number can be represented as:

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A: Solution:

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A:

Q: Pls help ASAP on all asked questions

A: Step 1:7. It is given that f(x)=x2+51​It is needed to determine p(x),q(x), and r(x) such that…

Q: Number 284

A: Given revenue function: R(x)=-x2+8x

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A:

Q: Pls help ASAP on all asked questions

A: a. 2x3+x2-50x-25 ≥ 0Notice that you can factor the polynomial by grouping.If you factor x2 from the…