Simple online test in python followed by a phone call interview. During the phone call interview they asked me about the assumption of linear regression, as if I had memorized those. She rejected me on the spot because I didn't know them. But I looked through Casella and Berger and Elements of Statistical Learning but I didn't find anywhere these assumptions.
What is the latency time of accessing data in RAM?
Is it good when a bond decreases in value (it's yield goes up)?
16 balls with 4 special are partitioned into 4 groups each with size 4. What is the prob the special balls land in different groups?
You have 1000 coins in a box. One of them shows only heads, the rest are fair. You select a random coin and flip it 10 times. It is heads all ten times. What is the probability that the coin is fair?
Expected number of runs of cards
1) Sum of squares from 1 to N 2) Square root of a number with 10^-6 accuracy 3) You have 3 fair coins and one with heads on both sides. You randomly chose one coin and you throw it 4 times and you get heads in all 4 throws. What is the probability that you chose the unfair coin. 4) Join three dfs in Pandas
How would you represent a price?
catepillar moves from corner to corner on a cube, all moves equally likey. what is the average time until it gets back to the corner it started from.
Solve the Brownian motion SDE on paper. Here is the starting equation.
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