Determine whether the data described below is a quantitative of qualitative variable and explain why. The height of subjects in an experiment when testing a chemical. The data are qualitative because they consist of counts or measurements. The data are quantitative because they don't count nor measure anything. The data are qualitative because they don't count nor measure anything. The data are quantitative because they consist of counts or measurements.

Q: Risk Age Blood Pressure Smoker 27 57 152 No 59 89 96 Yes 36 65 162 No 27 77 99 No 56 82 119 Yes 32…

A: The data indicates age, systolic blood pressure, and smoking relate to the risk of emphysema.

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A: Sample size n=81Sample mean=3.87Sample standard deviation=0.9

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A: Sample size(n)=43Mean()=4.3Standard deviation()=0.7

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A: X~N( 0 , 1 )μ=0  , ?=1 (for standard normal distribution)Z-score =( x - μ )/?

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A: A standard normal distribution is a symmetrical distribution with mean 0 and standard deviation 1.…

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A: A computer password contains  7 characters.Each character is one of  3 lower case letters.3 Upper…

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A: From the above given data the following solution is provided below:

Q: Step 5 of 5: What is the conclusion?

A: Let be the population variance.Given that,Pop. mean Pop. variance Sample size Sample mean Sample…

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A: Mean length of pregnancies of humans (  ) = 265 daysStandard deviation of length of pregnancies ( )…

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A: Mean time to run=25 mintues Standard deviation =2.3 minutesSample size =18We have to find longest…

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A: Given the mgf of unknown distribution as follows.

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A: We have to show that the P(G|T)=P(T|G) iff P(G)=P(T)

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A: Given,Mean, μ = 82Standard deviation, σ = 4Using formula,

Q: The average production cost for major movies is 66 million dollars and the standard deviation is 18…

A: Mean()=66standard deviation()=18sample size(n)=50

Q: The average production cost for major movies is 66 million dollars and the standard deviation is 18…

A: Mean()=66Standard deviation()=18Sample size(n)=50

Q: part C marked as wrong answer

A: The mean is 71 and the standard deviation is 15.

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A: Q-6Since themean grade = 70.5714maximum grade = 99minimum grade = 12The negative skew associated…

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A: Let be the population mean for the small class and large class respectively.Given that,

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A: We have given data are1.6, 1.5, 2.6, 2.3, 2.5, 2.3, 2.6, 3.0, 1.3,2.3Also, given that managers use…

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A: We have given the following frequency tableArrivals(x)Frequency (f)0141312473414295216107582Total…

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A: Given information is ,Four equally qualified runners, John, Bill, Ed, and Dave run a 100-meter…

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A: xf(x) x. P(x) X2.p(x) 11/30.33330.333321/31.0003.000031/31.6678.3333Total3.000011.6667

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A:

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Q: 14. Draw a polygon for the distribution of scores shown in the following table. X 65432 f 2 532 -

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A: P(Z<-2.05)

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A: The total number of observations is .The 26 observations are given in the example.