M outliers Study guides, Class notes & Summaries

statisticsdescribes a set of tools and techniques used to organize, summarize, and interpret info/data descriptive statisticssummarize objective descriptions of sample data; ex) mean, median, & mode inferential statisticsallows us to study samples and generalize findings to population; probabilistic investigations of hypothesized relationships; ex) z and t-tests Mu is ____________ mean; M for _____________ meanpopulation, sample MeanWhich measure of central tendency is sensitive to out...

Rows Data points are values in data tables Columns The 'answer' for each data point (response/outcome) Structured Data Quantitative, Categorical, Binary, Unrelated, Time Series Unstructured Data Text Support Vector Model Supervised machine learning algorithm used for both classification and regression challenges. Mostly used in classification problems by plotting each data item as a point in n-dimensional space (n is the number of features you have) with ...

You plan to get data for a Power BI dataset from flat files. You need a location type to store the files. The date must NOT automatically synchronize between the original file and the dataset. Which location type should you recommend? Local File The local file option will result in importing the file contents without providing automatic synchronization between the original file and the dataset. SharePoint - Team Sites, personal OneDrive accounts, and OneDrive for Business provide the abili...

Rational numbers Largest number system Rational numbers Can be expressed as a fraction. 4 = 4/1. Also decimals that end or continue forever repeating. Real numbers Any number; Include zero, negative and positive integers. Real numbers are considered this. continuous and can be measured. Discrete data counted; doesn't allow for values between. Every positive whole number has two square roots. True Identity Property Property that 0 can be added to ...

WGU C955 Latest 2023 100% Correct Formula for Celsius to Fahrenheit C=(F-32)/1.8 Formula for Fahrenheit to Celsius F=1.8C+32 Slope Intercept Form y=mx+b m is the slope and b is the y-intercept of the line. (IQR) Interquartile Range IQR= Q3-Q1 Determining Outliers of the IQR =Q1 - 1.5(IQR) =Q3 + 1.5(IQR) Standard Deviation Rule 68/ 95/ 99.7 Five Number Summary Minimum, Q1 (1st quartile), Median, Q3 (3rd quartile), Maximum Theoretical (Classical) Probability P(A)= N(E)/N(S) Probability(A...

WGU C957 Applied Algebra – Latest Update with Verified Solutions The Constant e 2.71828... slope-intercept form y=mx+b, where m is the slope and b is the y-intercept of the line. Logistic Function Equation Upper Limit L+m Logistic Function Equation Lower Limit m Logistic Function Equation Rate of increase k Logistic Function Equation Start of increase C Function that is a strait line linear Function with curves and no Asymptote polynomial strong correlation 0.7-1.0 moderate correlatio...

STATS FINAL STUDY GUIDE WITH COMPLETE SOLUTIONS 100% You measure the age, marital status and earned income of an SRS of 1463 women. The number and type of variables you have measured is - correct answer three; one categorical and two quantitative. You open a package of plain M&M candies and count how many there are of each color. The distribution of the variable "candy color" is: - correct answer Six- the number of different colors there are in the package Deciduous forests in the Easte...

CAGR - Answer compound annual growth rate annualized return - Answer (1+HPR)^number of holding periods in one year - 1 multiple hedge fund aggregation - Answer equal weighted approach, asset weighted, and arbitrary weight approach Performance index - Answer R index = Sum of wi * Ri in the case of multiple fund aggregations, severals prefer reporting median return - Answer you know what the median is---the fact that outliers are automatically excluded from the calculation ma...

RPE Exam Study Guide With Verified Solutions. Descriptive statistics - answerdescribe a sample Inferential statistics - answermake inferences about a population from a sample What are the three measures of central tendency? - answermean, median, and mode When is the mean not the best measure of central tendency? - answerwhen there are outliers; they will skew the mean When is the mode the most useful measure of central tendency? - answerwhen describing frequency data Range - answerthe d...

Descriptive statistics Inferential statistics - __ are used to synthesize and describe data. It allows us to draw conclusions from the use of graphs, charts, and so on. __are used to make inferences about the population based on sample data. It allows us to say whether difference is significant. They infer or draw a conclusion, based on laws of probability. Mode Median--doesnt take into consideration outliers Mean - Differential: The __ is the number that occurs most fq in distribution. ...