In 2006 the mean weight of men was believed to be 86.8 kg. To test for an increase in the weight a random sample of 100 men showed a mean weight of 88.7 kg with a sample standard deviation of 11.64 kg. The decision at 5% S.L. is B. Do not reject Ho. D. Do not reject H1. A. Reject Ho. C. Reject H1.

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A: The mean is 6.74 and the standard deviation is 0.67.

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A: Given, Highest weight=5.15 lb Mean=2.317 lb Standard deviation=1.661 lb

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A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

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A: Measure of central tendency measures the central or average value of a dataset. Measured of…

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A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: Researchers collected information on the body parts of a new species of frog. The thumb length for…

A: Provided information ;  mean(μ) = 8.04 mm standard deviation(σ) = 0.54 mm x denotes thumb length for…

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A: " Since you have posted a question with multiple sub-parts, we will solve the first three subparts…

Q: A data set lists weights (lb) of plastic discarded by households. The highest weight is 5.64 lb, the…

A:

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A: Step 1:Given data : Mean μ=2.241Standard deviation σ=2.133Let X represent the weights of plastic…

Q: Question 7 5 pts Figure 1: В D E 1 2 X1 X2 Number to Make: OBJ. FN. VALUE: 4 Unit profit: $4 $3 6. 7…

A:

Q: A data set lists weights (lb) of plastic discarded by households. The highest weight is 5.67 lb, the…

A: The highest weight is 5.67 lb.Mean of all weights (x̄) = 2.242The standard deviation of weight (s) =…

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A: Given,population mean(μ)=75population standard deviation(σ)=4Raw score(X)=73

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A: As per the Bartleby guildlines we have to solve first three subparts and rest can be reposted.,...…

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A: Given X=5.56 X-bar=2.099 S=1.101

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A: a. Consider that the mean and standard deviation of a random variable X are x̄ and s, respectively.…

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A: Given:

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A:

Q: The standard deviation of a sample is inversely proportional to the square root of its sample size.…

A:

Q: Researchers collected information on the body parts of a new species of frog. The thumb length for…

A: (a) The formula of z score is: Substitute μ=8.04   and  σ=0.54 in the formula to find the standard…

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A:

Q: A large chemistry course took their final exam. The mean was 75 with a standard deviation of 8. c.…

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A: From the provided information, Mean (x̄) = 2.097 lb Standard deviation (s) = 1.055 lb

Q: Researchers collected information on the body parts of a new species of frog. The thumb length for…

A: The thumb length for the female frog has  Mean = 8.28 mm Standard deviation = 0.78 mm For…

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A: AS PER GUIDELINES I HAVE CALCULATED 3 SUBPARTS , PLZ REPOST FOR REMAINING .  A data set lists…

Q: A data set lists weights (Ib) of plastic discarded by households. The highest weight is 5.72 lb, the…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…