An artide contained the folloving observations on degree of polymerization for paper specimens for which viscosity times concentration fell in a certain middle range: 418 420 421 423 426 426 431 434 435 439 445 447 448 452 457 463 454 ) Construct a boxplot of the data. 420 430 440 450 460 420 430 440 450 460 420 430 440 450 420 430 440 450 460 Comment on any interesting features. (Select all that apply.) O There is little or no skevi. O The data appears to be centered near 438. O There is one outlier. O There are no outliers. O The data appears to be centered near 428. O The data is strongly skewed. ) Is it plausible that the given sample observations were selected from a normal distribution? O Ves O No
An artide contained the folloving observations on degree of polymerization for paper specimens for which viscosity times concentration fell in a certain middle range: 418 420 421 423 426 426 431 434 435 439 445 447 448 452 457 463 454 ) Construct a boxplot of the data. 420 430 440 450 460 420 430 440 450 460 420 430 440 450 420 430 440 450 460 Comment on any interesting features. (Select all that apply.) O There is little or no skevi. O The data appears to be centered near 438. O There is one outlier. O There are no outliers. O The data appears to be centered near 428. O The data is strongly skewed. ) Is it plausible that the given sample observations were selected from a normal distribution? O Ves O No
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.1: Measures Of Center
Problem 9PPS
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Transcribed Image Text:An article contained the following observations on degree of polymerization for paper specimens for which viscosity times concentration fell in a certain middle range:
418 420 421 423 426 426 431 434 436
439 445 447 448 452 457 463 464
) Construct a boxplot of the data.
420
430
440
450
460
o 420
430
440
450
460
420
430
440
450
420
430
440
450
460
Comment on any interesting features. (Select all that apply.)
O There is little or no skew.
O The data appears to be centered near 438.
O There is one outlier.
O There are no outliers.
O The data appears to be centered near 428.
O The data is strongly skewed.
) Is it plausible that the given sample observations were selected from a normal distribution?
O Ves
O No
) Calculate a two-sided 95% confidence interval for true average degree of polymerization. (Round your answers to two decimal places.)
Does the interval suggest that 437 is a plausible value for true average degree of polymerization?
O Ves
O No
Does the interval suggest that 456 is a plausible value?
O Ves
O No
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