1st step is to run this:
ssh -i /Users/jennifersun/Downloads/dmbs_jen.pem [email protected] 52.87.244.31
2nd step is to check if it looks like this:
3rd step is to go to
publicip:8888 in your browser (password
Info- Tech
Assignment 4
Jennifer Sun
*Note: Dear Grader,
Im sorry but I lost most of my Access files (as I saved them incorrectly) so I am unable to
upload them. However, I screenshot my queries and t
Part 1: Planning
1. Plumbing Inc. has been selling plumbing supplies for the last 20 years. The owner, Joe,
decides that next year it is finally time to diversify by adding gardening tools to his prod
Part 1: Text
1.Whataretwoproblemswithusingtextinmachinelearning?Whyarethesenotissueswhenusing
numericfeaturesaswehavebeenusingthroughoutclasssofar?
One major problem with using text is that text is un
Data mining: an application of data science; the extraction of useful/generalizable
info from the data (semi-automated)
-patterns
-generalizable=applicable to the population from which the data is dra
Data Mining for Business Analytics
Homework 5
Student Name: Jennifer Sun
Student Netid: Js7074
Part 1: Proposal Critique
Read the following proposal and provide 5 different critiques. Reference the ap
Entrepreneur = change- utilize
Digital ads-before=
-middleman = start of evltuion of online ad
beginning of 2007 = evolution
-we have been inferring from the readings by people
-then we show only when
UN Global Pulse - Big Data For Development
Talk with Gijs Brouwer
8/2/2016
Is the Pulse Labs more focus on long term goals or as needed projects
What projects have you worked on
What was your most int
Part 1: Data Mining
1. For each of the following examples, tell me whether they are describing "Data Mining"
or "Data Mining in Use". For "Data Mining" tasks, please replace ANSwith DM. For "Data
Mini
Susan Dos Santos
Data Distribution
There are many distributional forms that our marketing data can take on.
Most data follows a specific form of one type or another.
Because of this fact, we can make
Susan Dos Santos
Correlation Analysis
The strength of the linear relationship between two variables is assessed by using
correlation analysis. For example, are age and income somehow related? In other
Susan Dos Santos
Chi Square and ANOVA Tests
Sometimes we want to evaluate the equality of more than 2 categories or groups.
For example is the average weight loss among three diet plans the same or a
Susan Dos Santos
Data Organization
Qualitative data we display with
Frequency distributions
Bar charts
Pie charts
Quantitative data we display with
Frequency distributions or relative frequency distri
Susan Dos Santos
Measures of Central Tendency
Did you know that the average or mean is quite sensitive to extreme data values
(outliers) which could cause you to make incorrect conclusions based on th
Susan Dos Santos
Sampling and Data Types
Every day marketers make decisions based on sample data
Based on the results of samples, inferences are drawn about the population as a whole
Statistics: A bra
Susan Dos Santos
The Central Limit Theorem
The assessment of sample means (average and percentages) are the basis of many every
day business decisions.
Therefore understanding exactly how an average i
Susan Dos Santos
Measures of Dispersion
The two main measures of dispersion of concern are:
The Range
The Variance and Standard Deviation
The range is the largest observation minus the smallest obse
Susan Dos Santos
Ensure Valid Test and Survey Results Trough Proper
Sample Size Estimation
The more accuracy required in our estimates, the more we will need to sample.
The key here is to determine ho
Susan Dos Santos
Analyzing our Marketing Test, Survey Results and Other
Metrics Using Confidence Intervals
When we estimate population averages or percentages based on samples, a certain
amount of err