The physical plant at the main campus of a large state university recieves daily requests to replace fluorescent lightbulbs. The distribution of the number of daily requests is bell-shaped and has a mean of 48 and a standard deviation of 10. Using the empirical rule (as presented in the book), what is the approximate percentage of lightbulb replacement requests numbering between 48 and 58? Do not enter the percent symbol. ans =

Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

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Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

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Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

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Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

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Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

A: We first find the z-score of 45 and 57.z score of 45=45-456=0z score of 57=57-456=2

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Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

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Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

A: Empirical rule: The probability that the observation under the normal curve lies within 1 standard…

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Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

A: Empirical rule  P(-3σ+μ<X+3σ+μ)=99.73%  P(-2σ+μ<X+2σ+μ)=95% P(-σ+μ<X+σ+μ)=68%

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Q: In a mid-size company, the distribution of the number of phone calls answered each day by each of…

A: Empirical Rule :  The Empirical Rule states that the area under the normal distribution that is…

Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

A: According to the given information, we have Mean = 50 and Standard deviation = 10

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Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

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Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

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Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

A: Empirical rule: The empirical rule states that, About 68% of the data values lies within 1 standard…

Q: In a mid-size company, the distribution of the number of phone calls answered each day by each of…

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Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

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Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

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Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

A: Given: μ=63σ=5

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Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

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Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

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Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

A: Given: According to the empirical rule, Therfore,

Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

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Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

A: From the provided information, Mean (µ) = 63 Standard deviation (σ) = 8 Using empirical rule,…

Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

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Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

A: Given that ; μ = 61  ? = 7 By using the empirical rule of normal distribution.

Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

A: