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1 1 vote
1 1 answer
730
730 views
Calculate IQR(Inter Quartile Range) of {18, 24, 19, 16, 21}?
1 1 vote
1 1 answer
580
580 views
How do you tell a permutation problem from a combination problem?
Given the questions:1. How many different groups of 4 students can be made from a class of 40?and2. How many different lists of 4 students can be made from a class of 40?...
0 0 votes
1 answers 1 answer
731
731 views
What is the difference between permutation and combination?
0 0 votes
1 1 answer
1.5k
1.5k views
What is involved in the process of interaction design?
2 2 votes
1 1 answer
677
677 views
What is the mean and standard deviation of a standard normal distribution?
1 1 vote
1 1 answer
940
940 views
What are the issues with the QWERTY keyboard layout?
2 2 votes
1 1 answer
623
623 views
What is binomial experiment and when do we use it?
2 2 votes
1 answers 1 answer
646
646 views
What is the Empirical Rule?
2 2 votes
1 answers 1 answer
559
559 views
What is the use of the Poisson Distribution?
Also, when would one use this distribution ?
1 1 vote
1 1 answer
652
652 views
How should I reduce file size of a word document when I attach high resolution pictures?
I need to submit an assignment in Word Document format, and the size of file is so big after attaching the photos taken by my cell-phone, what should I do?
2 2 votes
1 1 answer
736
736 views
Six devices (A,B,C,D,E, F) are each assigned one of three IP addresses...how many different assignments are possible?
Six devices (A,B,C,D,E, F) are each assigned one of three IP addresses (IP#1, IP#2, IP#3). If threedevices are assigned IP#1, two devices are assigned IP#2, and one devic...
1 1 vote
1 1 answer
599
599 views
Sample question of permutation and combination.
You can bring along 2 friends! you have 5 friends who want to come along. How many different groups of friends could you take with you?
2 2 votes
1 answers 1 answer
541
541 views
What is a discrete random variable?
1 1 vote
0 0 answers
618
618 views
What is the probability of getting a King of Hearts?
What is the probability of picking a King of Hearts in a standard 52 card deck?
3 3 votes
1 1 answer
1.1k
1.1k views
Is normalization necessary in all KNN algorithms? (Python)
I have read online articles involving KNN and its emphasis on normalization. I would like to know if all KNN functions in Python need to involve normalization? I do know ...
2 2 votes
1 1 answer
511
511 views
Question for Discrete random variable
An investor has a 0.60 probability of making a 20000 dollar profit and a 0.40 probability of suffering a 25000 dollar loss. What is the expected value?
0 0 votes
1 1 answer
1.4k
1.4k views
What is the two main theories of forgetting information ?
1 1 vote
0 0 answers
401
401 views
My own transformation for dropping feature doesn't work
I made my own transformation to drop some of the features not required in the dataframe but I can't seem to get it working. Thoughts ?https://repl.it/@Neo_sauga/HarmfulNe...
3 3 votes
1 1 answer
845
845 views
What is the priority order of Either Or (EOR) when constructing truth tables
In terms of the precedence order of operative, it followings like thisOperativeOrderNOT1AND2OR3 ->4< >5But I was wondering waht would be the order of precedence for the o...
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