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Recent questions in Data Science

2 2 votes
1 answers 1 answer
490
490 views
Two coins are flipped. What is the probability of getting heads twice?
1 1 vote
0 0 answers
360
360 views
What is the difference between Combination and Permutation?
As an example:Calculate the possible permutations for a rubik's cube?Why is it not, calculate the possible combinations for a rubik's cube?
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...
2 2 votes
1 1 answer
3.5k
3.5k views
How many different ways are there to deal four 13 card hands to four players from a standard deck of 52 cards?
This question is from the third Combination example from lecture notes 3A. Researching this question I found this answerhttps://www.quora.com/In-how-many-ways-can-52-card...
1 1 vote
1 1 answer
2.8k
2.8k views
Could you please share cheat sheet of Logic Operations?
2 2 votes
2 2 answers
2.8k
2.8k views
What's the differences between [NOT p OR NOT q] and [NOT (p OR q) ]
I think these two statements are similar, can anyone tell me the differences?
2 2 votes
1 answers 1 answer
6.3k
6.3k views
How should I count the number of operations in an algorithm?
Assume we have the following algorithm:How should I count the number of each operation?
1 1 vote
1 answers 1 answer
1.4k
1.4k views
What is the difference between the mean and the median? Calculate both for the following number set {18, 24, 19. 16. 21}
1 1 vote
1 1 answer
710
710 views
What does verifying message integrity have to do with boolean simplification and truth tables?
In an assignment, I have the question : “Based on this assignment, I can be more confident in myself.”Show that the message is not/is corrupted based on the following two...
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...
1 1 vote
1 1 answer
874
874 views
Is this answer to a question counted as a legitimate answer
I was doing an assignment and this is one of the questionsQ4) (a) Find a compound proposition using only p, q, ¬, and the connective OR with the truth table at the right ...
0 0 votes
0 0 answers
438
438 views
How to use Ask Data Science! ?
This post is for providing the best practices for using Ask Data Science!
2 2 votes
1 answers 1 answer
591
591 views
What is the difference between qualitative and quantitive data?
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...
1 1 vote
1 1 answer
909
909 views
What is the difference between a bar plot and a histogram?
3 3 votes
1 1 answer
848
848 views
Is there any easy way to draw the Truth Table for logic expressions?
I can solve the Truth Table, but do not know how to verify my answers. Could you please suggest a tool for it?
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?
3 3 votes
1 answers 1 answer
5.2k
5.2k views
Could you please share a good cheat sheet for logic gates?
1 1 vote
1 1 answer
1.0k
1.0k views
Where can I find datasets for data science projects?
Could you please mention some webpages that I can find datasets for data science projects?
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...
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