LSSGB Week 5 Questions And Answers Verified By Experts
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Course
LSSGB
Institution
LSSGB
LSSGB Week 5 Questions And
Answers Verified By Experts
Which of the following are measures used to describe the center of the data set?
a) median
b) mean
c) mode
d) all of the above ️️d) all of the above
For symmetric data, which of the following is true?
a) mode>mean>median
b)...
LSSGB Week 5 Qu estions And Answers Verified By Experts Which of the following are measures used to describe the center of the data set? a) median b) mean c) mode d) all of the above ✔️✔️d) all of the above For symmetric data, which of the following is true? a) mode>mean>median b) mode<mean<median c) mode=mean=median d) none of the above ✔️✔️c) mode=mean=median Inferential statistics are used to determine___________ a) conclusions that extend beyond existing data b) exact cause -and-effect relationships c) judgements about what employees are doing in the process d) all of the above ✔️✔️a) conclusions that extend beyond existing data Standard deviation can be used to describe the variation of normal and non -normal data. True False ✔️✔️True When you are unable to measure the entire population, you typically take a sample to represent the population. True False ✔️✔️True High standard deviation represents a tightly controlled process. True False ✔️✔️False _________ are used to display descriptive statistics. a) Histograms b) Run charts c) Both a and b d) None of the above ✔️✔️c) Both a and b The Analyze Phase of the DMAIC Six Sigma project can include ___________ a) statistical analysis b) graphical analysis c) both a and b d) neither ✔️✔️c) both a and b In a statistical study, population refers to the entire set of objects, individuals, or measurement items defined by the scope of the study that exhibits a particular characteristic. True False ✔️✔️True What is the range of this data set: 3,4,5,6,7 a) 2 b) 4 c) 3 d) 1 ✔️✔️b) 4 The smaller, the standard deviation, the more robust the process. True False ✔️✔️True The mode is the most frequently occurring the value of a data set. True False ✔️✔️True After randomly selected samples from a population are measured, the resulting data are analyzed to produce descriptive statistics. True False ✔️✔️True Inferential statistics make inferences about a population from a sample. True False ✔️✔️True The equation to calculate range is: Range=x (largest data point) - x (smallest data point) True
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