QUESTION 22 The daily sales of Hi-White toothpaste are believed to be right-skewed. For a random sample of 36 days, the standard deviation sales turned out to be 15.00 tubes. Find the crtical value that corresponds to the confidence interval if the margin of error is 5.49. Round your answer to three decimal places.

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A: Given data is ,5,6,8,6,7,4,8,3,5,2,3,7,9,4,8sample size(n)=15

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A: given: Sample mean=5.8 standard deviation=0.8

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A: First enter the data in Excel.

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Q: A population of values has a normal distribution with μ = 106.4 and σ : 25.5. You intend to draw a…

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Q: K A genetic experiment with peas resulted in one sample of offspring that consisted of 439 green…

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Q: A population of values has a normal distribution with = 136.9 and = 35. You intend to draw a random…

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A: Given that.   X~N( μ , ?)   μ=212.5 , ?=93.1   Z-score =( x - μ )/?

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A: x p(x) x*P(x) ∑X2P(x) 0 0.07 0 0 1 0.11 0.11 0.11 2 0.1 0.2 0.4 3 0.12 0.36 1.08 4…

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Q: so what precentage would be correct for this question   a.16% b.18% c.22% d.20%

A: The mean is 114.8 and standard deviation is 13.1.

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Q: Find the confidence level related to the critical value f/2= 2.65 where the sample size n =10. 93.5%…

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A: We have given that Mean(µ) = 100Standard deviations (σ) = 15X ~ N (µ, σ )= N(100, 15)

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