Boxplot - Study guides, Class notes & Summaries

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STAT 250 GMU EXAM 1 QUESTIONS AND ANSWERS 100% PASS 2 main components of categorical distribution -Mode (typical/ most frequent outcome) -Variability (or diversity in outcomes) Appropriate graphs for Categorical data -Pie chart -Bar graph Appropriate graphs for Numerical data -Dotplot -Histogram -Stemplot Appropriate measures of center & spread for SKEWED distributions Center- Median Spread- Interquartile Range (The median is not affected by outliers and its value doess not ...

Green Packet MC Questions and Answers Already Passed 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 D 40 E 50 C 16 graph The histogram above shows the number of minute...

Boxplot - Answer- an image that has min, Q1, median, Q3, max Histogram - Answer- A graphical representation -- bars, measuring the frequency within each interval Skewed right - Answer- Not a symmetric distribution, the tail is on the right, i.e. extra stuff on the right Measures of center - Answer- Median, the mean (and mode) Measures of spread - Answer- Range, IQR & standard deviation Standard Deviation Rule - Answer- 68% of the data are within 1 standard deviation,

: the mean and standard deviation are the natural measures of center and spread for an important kind of symmetric distribution, called the _____ - ️️Normal distribution . The median is the ________, the value that separates the smaller half of the observations from the larger half - ️️midpoint "_______?" is the first question you should ask when someone throws a number at you - ️️Where do the data come from • A specific Normal curve is completely described by giving its...

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...

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...

Statistics final wgu academy exam questions and answers Categorical variables that there is no natural order among the categories nominal variables Categorical variables where there is natural order among the categories (low-high) ordinal variable A measurement which makes sense to talk about the difference between values but not the ratio between values interval Quantitive variables where is makes sense to talk about the difference in ratios. (Income, weight) ratio Valu...

Probability and Statistics, WGU C955 Questions and Answers (Graded A) Probability and Statistics, WGU C955 Questions and Answers (Graded A) Probability and Statistics, WGU C955 Questions and Answers (Graded A)Boxplot - ANSWER-an image that has min, Q1, median, Q3, max Histogram - ANSWER-A graphical representation -- bars, measuring the frequency within each interval Skewed right - ANSWER-Not a symmetric distribution, the tail is on the right, i.e. extra stuff on the right Meas...

Introduction to Statistics Notes Latest Verified Review 2023 Practice Questions and Answers for Exam Preparation, 100% Correct with Explanations, Highly Recommended, Download to Score A+ Covers basic graphs and descriptive statistics for both categorical and quantitative variables This is what you would do as a “preliminary analysis” for a variable. Recall: a data set can have multiple variables in it. These chapters focus on mostly univariate (single variable) analyses. There is on...