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ml-recall

#z-score

2 questions from Probability

Timed test

2 questions · 2 min · score and explanations at the end

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Question 1: Short answer

easyAI-checkedProbability

A miscalibrated device fires 200 particles independently, and each hits its target with probability 0.1. Someone reports 60 hits. How many standard deviations above the expected number of hits is that? Round to 2 decimals.

a number, 2 decimals