You flip a weighted coin that comes up Heads 40% of the time and Tails 60%. If you flip this coin 5 times, what is the probability that you see at least 3 Tails, rounded to the nearest percent?
Quantitative Research Intern Interview Questions
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Q1 How would you devise a poll? Q2 How would you run an A/B test if you cannot guarantee that the two groups are randomized?
How did you find out about this position
A) 4/8 - x = 1/48 B) 0.021 : 0.07 = x C) 5/8 : x = 5/7
Two rounds of written test 1.80 caculate questions in 8 mins 2.26 numerical series reasoning in 30 mins, which you need 17+ right to pass
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Why you did not continue phd study in the US.
It's a coding test.
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Derivative of x^x taken in 2
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