Boxplot Samenvattingen, Aantekeningen en Examens
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MATH302 Week 2 Test
- Overig • 19 pagina's • 2023
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1.	Question: An instructor wants to compare spread (variation) of final grades of students in her online class and face-to-face class. The instructor selects 10 students randomly from each class and the following table shows the final grades of those students. See Attached Excel for Data. 
2.	Question: The lengths (in kilometers) of rivers on the South Island of New Zealand that flow to the Tasman Sea are listed below. Find the variance. See Attached Excel for Data. Use the Excel function to fin...
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BSAN 160 Exam Review All Correct (A+ Graded)
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T or F:Decision support system are computer-based support systems that integrate individuals' expertise and computer capabilities, and they have precise definitions agreed to by practitioners. - correct answers False 
 
Business Intelligence (BI) - correct answers is an umbrella term that combines architectures, databases, analytical tools, applications, and methodologies 
 
T or F: Data is a collection of observations, experiments, and experiences that do not necessarily represent absolute fac...
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AP Statistics Final Exam Review 2023-2024 Questions With Complete Solutions
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Categorical Data correct answer: Assigns a unique value for each case, used to name or identify it 
 
Quantitative Data correct answer: A variable in which the numbers act as a numerical value, always have units 
 
Stem and leaf plot correct answer: Shows quantitative data values in a way that sketches the distribution of the data 
 
Ogive correct answer: a graph that represents the cumulative frequencies for the classes in a frequency distribution 
 
Histogram correct answer: Bar graphing ...
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green packet MC Correctly Answered Questions | UpToDate | Already Graded A+
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Of the following dotplots, which represents the set of data that has the greatest standard 
deviation? 
: B 
split in half 
A random sample of 374 United States pennies was collected, and the age of each 
penny was determined. According to the boxplot below, what is the approximate 
interquartile range (IQR) of the ages? 
graph 
A 
8 
B 
10 
C 
16 
2 | P a g e 
D 
40 
E 
50 
: C 
16 
graph 
The histogram above shows the number of minutes needed by 45 students to finish 
playing a computer ga...
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MATH302 Week 2 Test
- Tentamen (uitwerkingen) • 19 pagina's • 2023
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1.	Question: An instructor wants to compare spread (variation) of final grades of students in her online class and face-to-face class. The instructor selects 10 students randomly from each class and the following table shows the final grades of those students. See Attached Excel for Data. 
2.	Question: The lengths (in kilometers) of rivers on the South Island of New Zealand that flow to the Tasman Sea are listed below. Find the variance. See Attached Excel for Data. Use the Excel function to fin...
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MATH302 Week 2 Test
- Tentamen (uitwerkingen) • 19 pagina's • 2023
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1.	Question: An instructor wants to compare spread (variation) of final grades of students in her online class and face-to-face class. The instructor selects 10 students randomly from each class and the following table shows the final grades of those students. See Attached Excel for Data. 
2.	Question: The lengths (in kilometers) of rivers on the South Island of New Zealand that flow to the Tasman Sea are listed below. Find the variance. See Attached Excel for Data. Use the Excel function to fin...
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MATH302 Week 2 Test Questions and Answers APU
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1.	Question: An instructor wants to compare spread (variation) of final grades of students in her online class and face-to-face class. The instructor selects 10 students randomly from each class and the following table shows the final grades of those students. See Attached Excel for Data. 
2.	Question: The lengths (in kilometers) of rivers on the South Island of New Zealand that flow to the Tasman Sea are listed below. Find the variance. See Attached Excel for Data. Use the Excel function to fin...
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Probability and Statistics, WGU C955 | 51 Questions and answers with 100% correct solutions | Graded A+
- Tentamen (uitwerkingen) • 6 pagina's • 2024
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Boxplot an image that has min, Q1, median, Q3, max 
Histogram A graphical representation -- bars, measuring the frequency within each interval 
Skewed right Not a symmetric distribution, the tail is on the right, i.e. extra stuff on the right 
Measures of center Median, the mean (and mode) 
Measures of spread Range, IQR & standard deviation 
Standard Deviation Rule 68% of the data are within 1 standard deviation, 95% are within 2, 99.7 are 
within 3 standard deviations from the mean. 
For skewed...
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Probability and Statistics, WGU C955 | 51 Questions and answers with 100% correct solutions | Graded A+
- Tentamen (uitwerkingen) • 6 pagina's • 2024
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Boxplot an image that has min, Q1, median, Q3, max 
Histogram A graphical representation -- bars, measuring the frequency within each interval 
Skewed right Not a symmetric distribution, the tail is on the right, i.e. extra stuff on the right 
Measures of center Median, the mean (and mode) 
Measures of spread Range, IQR & standard deviation 
Standard Deviation Rule 68% of the data are within 1 standard deviation, 95% are within 2, 99.7 are 
within 3 standard deviations from the mean. 
For skewed...
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MCQ STATS FINAL EXAMQUESTIONS AND ANSWERS
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MCQ STATS FINAL EXAMQUESTIONS AND ANSWERS 
 
Researchers conducted a telephone survey of 427 adults living in a large city. The adults were asked whether they planned to purchase a smart watch in the next year. The table shows the responses categorized by the region of the city in which the residents live. 
*table* 
Which of the following graphical displays is most appropriate for preparing the proportions of those surveyed who plan to purchase a smart watch within the four regions? 
 
A scien...
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