The mean birth weight for children born in a certain country at full term (after 40 weeks) is 3500grams; the standard deviation for birth weight is 500 grams. The shape of the distribution is symmetric and unimodal. About 34% of the weights are between what two values? (2000, 5000) (3000,4000) (3500, 4000) (3300, 3700)

Q: Determine the two values of z such that the middle 58% of the data lie between the two z-values.

A:

Q: 3 Calculate the Standand deviationA 25 vand to hundredths. 16/719

A: Concept : The standard deviation of a data is σ = 1N∑i=1i=Nxi-μ2    where xi is given data and N is…

Q: Use the normal distribution of heights of adult women, which has a mean of 164 centimeters and a…

A: Here, μ=164 and σ=4

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A: We have to tell about :  coefficient of dispersion in data analysis. Coefficient of quartile…

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Q: Data table

A: Calculations for Height:

Q: Can you find the standard deviation for sx and sy?

A:

Q: IQ scores are normally distributed with a mean of 100 and a standard deviation of 15. Find the IQ…

A: Excel formula: =NORMINV(0.305,0,1)=-0.5100

Q: instructor gives a 100-point examination in which the grades are normally distributed. The mean is…

A: It is given that  Mean, μ = 66 Standard deviation, σ = 5

Q: For the given values ​​, calculate the standard deviation .

A: Given Data : For calculating the standard deviation, below table will be used    YY Y2Y^2 1 5…

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A:

Q: P(x) 0.15 0.35 0.40 10 0.10 x368

A: Solution-: We have given the following table: X P(X) 3 0.15 6 0.35 8 0.4 10 0.1 We…

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A: From the given information we find the solution.

Q: The weights of 6 month-old girls in the United States are Normally distributed with a mean of…

A: From the provided information, Mean (µ) = 16 pounds Standard deviation (σ) = 2 pounds Let X be a…

Q: standard deviation using the data in the table. No 1 2 3 4 5 6 Number of points 94 95 100 103 92 82

A: Given : No 1 2 3 4 5 6Number of points 94 95 100 103 92 82

Q: Lecture(10.1a): The mean of the population is 50. The standard deviation is 10. (a) if a persons's…

A:

Q: The number of trout caught by Professor Sokol each year for the last 10 years is given. 48     61…

A:

Q: each set of data, use the calculator to find the mean (xbar) and standard deviation (sx) 23, 14 ,65…

A:

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Q: standard deviation is s = 30. Determine the test statistic for this test.

A:

Q: Variables Mn SD t value critical Decision SMA-LAGUNA SMA-QC SMA-BULACAN Interpretation: Write your…

A: Tool used : MS excel

Q: 46 49 51 60 63 64 72 81 53 65

A: Given, Let X= 46, 49, 51, 60, 63, 64, 72, 81, 53, 65

Q: ou want to know the percentage of financial services companies that earned revenue greater than 76…

A: given data  normal distributionμ = 60 million dollarsσ = 11 million dollarsx = revenue in million…

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A: The Chebyshev’s rule states that, for any quantitative data set and at least 99% observations lie…

Q: Find Mean and Standard Deviation (Use standard deviation formula). Data Set ((-16, 0, 16, 15, 25))

A:

Q: tter measurement of the spread of data than simply taking the sum of the deviations of each x value…

A: Spread of the data means how far the values are there from the mean.

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A:

Q: The average retirement age in America is 69.6 years old. Do small business owners retire at an age…

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Q: Assume a mean of 105 papers and a standard deviation of 15 papers. Pays 40¢ for each paper, paper…

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A: The importance of standard normal curve lies in the fact that one has not to tabulate probability…

Q: Q4: Find for the following data (7, 3,5,6,2,8,4) the mean absolute deviation, variance and standard…

A:

Q: Steel rods are manufactured with a mean length of 20 centimeter (cm). Because of variability in the…

A: (C) From the results of part (b),The proportion of rods will be discarded is, p = 0.0220 Sample…