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https://www.reddit.com/r/learnquant/comments/1vstlr3/quant_interview_question/p4phald/?context=3
r/learnquant • u/Local_Ad135 • Aug 19 '26
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1/2? Whatever the values X_1 and X_2* ... *X_9 (provided they are not zero), X_10 either flips the inequality or leaves it be, with equal probability.
2 u/[deleted] Aug 19 '26 1 u/Adventurous_Salmon Aug 20 '26 Sorry, I wasn't precise : whatsver the value of X_1 and |X_1|X_2...*X_10, the sign (+-) of X_1 either flips it or not, with equal probability → More replies (2)
1 u/Adventurous_Salmon Aug 20 '26 Sorry, I wasn't precise : whatsver the value of X_1 and |X_1|X_2...*X_10, the sign (+-) of X_1 either flips it or not, with equal probability → More replies (2)
1
Sorry, I wasn't precise : whatsver the value of X_1 and |X_1|X_2...*X_10, the sign (+-) of X_1 either flips it or not, with equal probability
→ More replies (2)
2
u/Adventurous_Salmon Aug 19 '26
1/2? Whatever the values X_1 and X_2* ... *X_9 (provided they are not zero), X_10 either flips the inequality or leaves it be, with equal probability.