Scholarship Committee Chairman in a certain University plans to give scholarships to the top 12% incoming college freshmen in entrance test. The distribution of scores is known to be normal, with a mean of 120.25 points and a standard deviation of 9.6 points. What should be the lowest score of a student to qualify for the

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A: Given : Population 1 :x1 = 13.6σ1 = 0.5n1 = 32Population 1 :x1 = 13.4σ1 = 0.6n1 = 47

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A: From the provided information, Population mean (µ) = 550 Sample size (n) = 250 Population standard…

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Q: Public School Teachers' Salaries The average salary for public school teachers for a specific year…

A: Given, Population mean=39385 Population standard deviation=5975 sample mean=41680 sample size = 50…

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A: Given data, n=1500 μ=360000σ=4000 P(-z<Z<z)=0.93

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A: State the null and alternative hypotheses for the test. Fill in the blank below. H0: μ=6:…

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A: Given that  Margin of error =E = ±2,800 Standard deviation =22000 99% confidence.

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A: Given: n = 50 Xi = 50,   i = 1, 2, 3, ...50 Standard deviation σ = 10 Formula Used: Sample mean X =…

Q: A university surveyed recent graduates of the English department for their starting salaries. Eight…

A: From the provided information, Average salary = $29000 Standard deviation = $2500

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A: Given Hypothesized mean = 7 Gb sample mean , x = 6.2 Gb sample standard deviation , s = 1.7 Gb level…

Q: 500 freshmen at Arundel University took part in a math comprehension test. The scores were normally…

A: From the provided information, Mean (µ) = 75 Standard deviation (σ) = 7 Let X be a random variable…

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A: From the provided information, Mean (µ) = 29 hours Standard deviation (σ) = 4 X~N (29, 4) Here X be…

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A: Given : n = 135 Mean = μ = 68 Standard deviation = σ = 8.5

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A: From provided information, an office manager claims that the mean time required to handle a customer…

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A: Given Data Population Mean,μ = 3.086 Standard Deviation,s= 0.4 sample size,n = 16

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A: To find the normal distribution with the mean 42 and standard deviation 6

Q: A parenting magazine reports that the average amount of wireless data used by teenagers each month…

A: GivenMean(x)=7.1standard deviation(s)=2.2sample size(n)=16α=0.01

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A: The mean is 115,000 and the standard deviation is 25,000.

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A: Given Data : For Sample 1 x̄1 = 38600.0 s1 = 1300.0 n1 = 41 For Sample…

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A: Let, X= height of women  Given that X follows normal distribution with mean= 64 inches and standard…

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A: Given Data: x¯=216.2s=13.5n=18   Null and Alternate Hypothesis: H0: μ=205 H1: μ>205

Q: A university surveyed recent graduates of the English department for their starting salaries. Six…

A: Given,   Mean = 27400 Standard deviation = 2500   The objective is to find the the best point…

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A: Given claim: the raw cornstarch had an effect  Step 1: Given population mean is 100 Null Hypothesis:…

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