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Hot questions
1
1 vote
1
1 answer
2.3k
2.3k views
Where can I find the solution manual for Discrete Mathematics and Its Applications by Rosen?
I am taking a math course and I am looking for solution manual of Discrete Mathematics and Its Applications by Rosen?
Math
450
points
5
5
9
asked
Sep 28, 2018
Discrete Mathematics
math
solution-manual
discrete-math
+
–
1
1 vote
0
0 answers
559
559 views
How to measure the usability of your prototypes on mobile devices?
Q1) Please answer these questions:What are the best practices for UX surveys of a mobile application?How to collect data from users?Q2) Research about the following usabi...
tofighi
116k
points
73
79
101
asked
Nov 8, 2018
Human Computer Interaction
hci
design
survey
mobile
+
–
1
1 vote
1
1 answer
986
986 views
Explain the typical data analysis process.
rozhan
710
points
5
5
9
asked
Oct 28, 2018
Data Science Interview Questions
data-science
data-analysis
+
–
2
2 votes
1
answers
1 answer
2.0k
2.0k views
Feature scaling: standardization vs Normalization
Hi,After learnt feature scaling, I have some questions regarding Normalization.Standardization: rescales data to have a mean of 0 and standard deviation of 1 after a data...
fayeezhao
170
points
1
1
2
asked
Oct 3, 2018
Machine Learning
normalizing
+
–
1
1 vote
1
1 answer
905
905 views
How will you create a classification to identify key customer trends in unstructured data?
rozhan
710
points
5
5
9
asked
Oct 28, 2018
Data Science Interview Questions
data-science
+
–
1
1 vote
1
1 answer
904
904 views
How to discover outliers of a data frame?
rozhan
710
points
5
5
9
asked
Oct 28, 2018
Statistics
outliers
outlier
boxplot
percentile
python
+
–
1
1 vote
1
1 answer
788
788 views
What is the difference between machine learning and deep learning?
askds
500
points
6
6
9
asked
Oct 30, 2018
Deep Learning Interview Questions
machine-learning
deep-learning
+
–
2
2 votes
1
answers
1 answer
2.0k
2.0k views
A standard deck of 52 cards is shuffled and a single card is drawn. What is the probability that this card is a Joker
This is question 1d in the 2B exercises. The answer says the probability is 0 but I count 4 jokers in a 52 card deck, which means the probability is 1/13. Think I misunde...
KenTheStatsMan
430
points
5
5
7
asked
Oct 1, 2018
general
probability
statistics
+
–
1
1 vote
1
1 answer
2.2k
2.2k views
What is the best roadmap to choose the right estimator in scikit-learn?
I am looking for a roadmap for choosing the right estimator in scikit-learn
tofighi
116k
points
73
79
101
asked
Sep 25, 2018
Machine Learning
machine-learning
scikit-learn
refs
reference
cheat-sheet
+
–
1
1 vote
1
1 answer
803
803 views
What is the difference between Data Mining and Data Analysis?
rozhan
710
points
5
5
9
asked
Oct 28, 2018
Data Science Interview Questions
data-science
data-mining
data-analysis
+
–
1
1 vote
1
1 answer
2.0k
2.0k views
Access denied while updating Anaconda?
I am trying to update the Anaconda through cmd terminal but I am getting an error message of Access is denied. Although I am updating it through Admin account only. What ...
Mansidhawan
130
points
1
1
1
asked
Sep 29, 2018
Python
anaconda
cmd
error
+
–
1
1 vote
2
2 answers
2.2k
2.2k views
How to calculate the percentiles in statistics?
I have these series of numbers and I am wondering each one is how much percentile and also how to calculate a custom percentile such as 60th percentile? [1, 3, 5, 7, 9, 9...
tofighi
116k
points
73
79
101
asked
Sep 25, 2018
Statistics
statistics
percentile
+
–
1
1 vote
1
1 answer
1.1k
1.1k views
how to choose the number of clusters based on intertia and based on silhouette using K-means
how to choose the number of clusters based on intertia and based on silhouette using K-means
Neo
660
points
10
12
17
asked
Oct 19, 2018
Machine Learning
k-means
clustering
+
–
1
1 vote
1
1 answer
799
799 views
Which scenarios among the following are a valid reason to use regularization?
A. To drop the least useful variables of a modelB. To reduce over-fittingC. To reduce the bias of a modelD. To decrease p-value
Gabriel777
280
points
2
2
5
asked
Oct 27, 2018
Data Science Interview Questions
statistics
data-science
programming
combination
+
–
4
4 votes
1
1 answer
1.2k
1.2k views
Logstash takes more than 48 hours to ingest 10 GB CSV file. Is there a way to expedite?
I have a 10 GB CSV file and it takes more than 48 hours for logstash installed on my laptop to ingest the whole data. Is there a way to accelerate this process?
askdatascience
1.0k
points
12
13
16
asked
Oct 14, 2018
Big Data Tools
big-data
logstash
optimiaztion
+
–
1
1 vote
1
1 answer
555
555 views
What is summary statistics?
askds
500
points
6
6
9
asked
Nov 1, 2018
Data Science Interview Questions
statistics
+
–
1
1 vote
1
1 answer
879
879 views
What are the Interaction Design Basics?
hurtadro
450
points
5
5
6
asked
Oct 25, 2018
Human Computer Interaction
hci
design
+
–
0
0 votes
1
1 answer
632
632 views
How do I create comments in my code?
wxeshetu
400
points
5
5
8
asked
Oct 29, 2018
Python
python
+
–
1
1 vote
1
1 answer
2.3k
2.3k views
What is the relationship between Interaction Design and Human-Computer Interaction?
FizzBuzz
230
points
1
2
2
asked
Sep 20, 2018
Human Computer Interaction
hci
design
+
–
0
0 votes
2
answers
2 answers
846
846 views
What are the Gaussian equation parameters?
From the following equation, please explain what are the parameters ( $\sigma$ and $\mu$ ) of the Gaussian equation?$ g(x) = \frac{1}{\sigma\sqrt{2\pi}} e^{ -\frac{1}{2}\...
tofighi
116k
points
73
79
101
asked
Sep 1, 2018
Statistics
math
gaussian
+
–
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