Wgu d204 test exam - Study guides, Class notes & Summaries

WGU D204 Data Analytics Journey Exam Questions and Answers 100% Pass Data preparation Time - Answer- data preparation 80%, and everything else falls into about 20% GIGO - Answer- garbage in, garbage out. That's a truism from computer science. The information you're going to get from your analysis is only as good as the information that you put into it Upside to In-house data - Answer- It's the fastest way to start., you may actually be able to talk with the people who gathered the dat...

WGU D204 The Data Analytics Journey Exam Questions and Answers 100% Pass Analyses for Data Science: Descriptive: - Answer- Humans are good at finding patterns, but limited bandwidth - so we need to narrow the data. Look at the data. 1) Visualize the data - graphs, histograms, bell curve 2) Compute Univariate Descriptive Statistics: mean (average), mode (most common), median (splits into two equal halves). So ONE Value. 3) Measures of association: connection between the variables in your d...

WGU D204 The Data Analytics Journey Exam Questions and Answers 100% Pass Analyses for Data Science: Descriptive: - Answer- Humans are good at finding patterns, but limited bandwidth - so we need to narrow the data. Look at the data. 1) Visualize the data - graphs, histograms, bell curve 2) Compute Univariate Descriptive Statistics: mean (average), mode (most common), median (splits into two equal halves). So ONE Value. 3) Measures of association: connection between the variables in your d...

Identifying business needs Which activity does an analyst perform in the discovery phase of the data analytics life cycle? a. Collecting Data b. Cleaning Data c. Identifying outliers d. Identifying business needs Data Exploration In which phase of the data analytics life cycle does an analyst build a histogram? a. Data acquisition b. Data exploration c. Discovery d. Predictive modeling Exploratory data analysis An analyst applies a statistical formula to obtain the average temperatu...

WGU D204 The Data Analytics Journey Exam Questions and Answers 100% Pass Analyses for Data Science: Descriptive: - Answer- Humans are good at finding patterns, but limited bandwidth - so we need to narrow the data. Look at the data. 1) Visualize the data - graphs, histograms, bell curve 2) Compute Univariate Descriptive Statistics: mean (average), mode (most common), median (splits into two equal halves). So ONE Value. 3) Measures of association: connection between the variables in your d...

WGU D204 Data Analytics Journey Exam Questions and Answers 100% Pass Data preparation Time - Answer- data preparation 80%, and everything else falls into about 20% GIGO - Answer- garbage in, garbage out. That's a truism from computer science. The information you're going to get from your analysis is only as good as the information that you put into it Upside to In-house data - Answer- It's the fastest way to start., you may actually be able to talk with the people who gathered the dat...

WGU D204 Data Analytics Journey Exam Questions and Answers 100% Pass Data preparation Time - Answer- data preparation 80%, and everything else falls into about 20% GIGO - Answer- garbage in, garbage out. That's a truism from computer science. The information you're going to get from your analysis is only as good as the information that you put into it Upside to In-house data - Answer- It's the fastest way to start., you may actually be able to talk with the people who gathered the dat...

What questions will data analytics consider improving 10% market share value to open new store in a different location? a. Get list of geographic areas b. Reduce staff pay by 10% c. Check compatible market value d. None of the above - ANSWER-C Check compatible market value A data set has K variables, and the classifying method has the following steps: compare levels on nearby data, assign a new case to a category of nearby beta, locate the case in a k-dimensional space, in which order sh...